DEHS JOURNAL TRANSMISSION LINES INDEX - 1995-2020

This document comprises the index for Transmission Lines Volumes 1 to 25 (1995 - 2020), sorted by article title (Pages 2 to 19) and author (Pages 20 to 37).

The next Index will be published in Jan/Feb 2022.

We would welcome any comments, or notifications of errors, by email to [email protected] .

Dick Green 5 March 2021

Changes incorporated in this version:

Version Amendment Vol Month/Yr Page Jan 2021 - Added feature articles in 2020 editions - Minor changes to 2 author details to improve article sorting - Minor corrections Mar 2021 - Extra intentionally blank pages added, for future expansion

Notes:

1. Index entries for “Letters to the Editor” are sorted by subject matter and are indicated by “[LtE]”. 2. Index entries for “Requests for information” are sorted by subject matter and are indicated by “[RfI]”.

Page 1 of 40 TL_Index_1995-2020_5Mar2021 FEATURE ARTICLES - LISTED BY TITLE

LIST BY TITLE

TITLE AUTHOR VOL M/Y PAGE 2nd Tactical Air Force Benson, Ken 12/1 Mar/07 3 A L Samuel & First American Multi Cavity Magnetron (1934) [LtE] Waddell, Dr Peter 13/1 Mar/08 15 A L Samuel (First MCM inventor, Bell Labs) and the Tizard Mission Waddell, Dr Peter and 15/4 Dec/10 15 [LtE] Brown, Dr Douglas A la recherché du Temps Perdu Hanbury Brown, Prof R 01/4 Aug/96 1 Access to our electronics heritage Dean, Sqn Ldr Mike 01/2 Feb/96 8 Accurate Radar Memories [LtE] Waddell, Dr Peter 10/1 Mar/05 11 Accurate Radar Memories [LtE] Latham, Colin 10/2 Jun/05 12 Accurate Radar Memories [LtE] Brown, Dr Douglas and 10/3 Sep/05 10 Waddell, Dr Peter Accurate Radar Memories [LtE] Latham, Colin 10/4 Dec/05 12 Accurate Radar Memories [LtE] Waddell, Dr Peter and 11/1 Mar/06 11 Brown, Dr Douglas Accurate Radar Memories [LtE] Latham, Colin 11/2 Jun/06 9 ACR 6 Prototype at Defford - 1 Bradsell, Peter 08/1 Mar/03 3 ACR 6 Prototype at Defford - 2 Bradsell, Peter 08/2 Jun/03 3 Action - Take One Fisher, Doug 01/2 Feb/96 7 ADRDE Propeller Blade [LtE] Tomlin, Donald H 10/4 Dec/05 11 AGLT - The First Thousand Years [LtE] Diprose, Dr Mike 21/1 Mar/16 8 Air Defence Battle Command & Control Museum Wilkins, Flt Lt Andy 02/3 Sep/97 4 Air Defence Command and Control Museum Pomeroy, Colin 02/1 Mar/97 10 Air Forces Radar Reunion Dean, Sqn Ldr Mike 12/1 Mar/07 3 Air Intercept Radar - 1 White, Ian 11/2 Jun/06 1 Air Intercept Radar - 2 White, Ian 11/3 Sep/06 7 Air Intercept Radar - 3 White, Ian 11/4 Dec/06 6 Air Intercept Radar - 4 White, Ian 12/1 Mar/07 8 Air Intercept Radar - 5 White, Ian 12/2 Jun/07 8 Air Intercept Radar - 6 White, Ian 12/3 Sep/07 3 Air Navigation - From Balloons to Concorde [LtE] Blanchard, Walter 10/4 Dec/05 13 Air Radar Fitter Edwards, Brian 06/2 Jun/01 6 Air Traffic Control Systems [LtE] Pegden, Brian 02/3 Sep/97 8 Airborne Doppler Radar Development - Part 1 Gray, Trevor 12/3 Sep/07 1 Airborne Doppler Radar Development - Part 2 Gray, Trevor 12/4 Dec/07 3 Airborne Doppler Radar Development - Part 3 Gray, Trevor 13/1 Mar/08 3 and in Special Edition Sp/Ed May/12 3 Airborne Doppler Radar Development - Part 4 Gray, Trevor 13/2 Jun/08 3 Airborne Maritime Surveillance Radar in the RAF, 1946-2010 Watts, Prof Simon 23/4 Dec/18 3 Aircraft Scanner [LtE] Trim, Richard 02/4 Dec/97 8 AMES Type 70 - Email to Piet Truren Gledhill, John 10/2 Jun/05 11 AMES Type 70 [LtE] Green, Talbot K 10/2 Jun/05 11 An Antipodean Contribution - 1 [NZ contribution to radar at sea] Mason, Lt Cdr Geoffrey B 12/2 Jun/07 10 An Antipodean Contribution - 2 [NZ contribution to radar at sea] Mason, Lt Cdr Geoffrey B 12/3 Sep/07 9 An Embarrassing Incident Jeffrey, Derek 07/2 Jun/02 11 An X-Band Precision Oscillator Butcher, Peter 15/2 Jun/10 1 AN/APR-4 ECM Receiver Butcher, Peter 20/3 Sep/15 3, 23 Anti-Aircraft Radar [RfI] Vaughan, Eric 02/1 Mar/97 11 Anti-Submarine Indicator Loop Apparatus [RfI] Walding, Richard 05/1 Mar/00 8 Anti-submarine measures Ward, Peter 01/3 May/96 3 Archive Matters, Your Queries, DEHS and National Archives Judkins, Dr Phil 12/1 Mar/07 7 Asdic and Sonar Acronym Ward, Peter 01/4 Aug/96 4 ASV Mark 1 - The First Airborne Maritime Surveillance Radar Watts, Prof Simon 24/1 Mar/19 3 AUWE Remembered (or Devices and Desires) Peters, John 11/1 Mar/06 3 AUWE Remembered (or Devices and Desires) [LtE] Beattie, John 11/2 Jun/06 12 AUWE Remembered (or Devices and Desires) [LtE] Peters, John 11/3 Sep/06 10 Auxiliary Units (British Resistance) 1940-1944 [RfI] Gabbitas, Arthur 02/2 Jun/97 7 Baird and Radar [LtE] Burns, Prof Russell 08/4 Dec/03 10

Page 2 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Baird and Radar [LtE] Waddell, Dr Peter 09/3 Sep/04 11 Baird Television Connection [LtE] Sockett, E W 02/2 Jun/97 8 Baird Television Ltd and Radar Mills, Dr Adrian 07/1 Mar/02 1 Baird Television, World First Pioneered by [LtE] Baird, Prof Malcolm 16/4 Dec/11 15 Baird Television, World First Pioneered by [LtE] Waddell, Dr Peter 17/1 Mar/12 15 Baird TV, Metro. Vickers and Pre-War Radar [LtE] Waddell, Dr Peter 09/2 Jun/04 11 Baird was the Inventor of Radar Waddell, Dr Peter 08/3 Sep/03 3 Baird was the Inventor of Radar [LtE] Hill, Dr Adrian, R 09/1 Mar/04 12 Baird’s Reflected Images Inglis, Brandon, D 09/1 Mar/04 10 Baird’s Reflected Images [LtE] Inglis, Brandon, D 09/2 Jun/04 11 Barkhausen-Kurz Oscillations and Related Tubes Goerth, Prof Joachim 22/1 Mar/17 1 Barkhausen-Kurz Tube - Return from Japan Bechen, Peter von 22/1 Mar/17 7 Batteries - Choosing the Right One Butcher, Peter 24/3 Sep/19 3 Batteries for Bowman Butcher, Peter 18/3 Sep/13 3 Batteries for Bowman - The Background Butcher, Peter 24/3 Sep/19 13 Battle of the Atlantic Cox, Philip 07/3 Sep/02 1 Bawdsey & Beyond - Part 1 Myhill, Doug 01/5 Dec/96 3 Bawdsey & Beyond - Part 2 Myhill, Doug 02/1 Mar/97 2 Bawdsey & Beyond [LtE] Marzolini, Dr R G A 02/1 Mar/97 12 and reply by Doug Myhill [LtE] Bawdsey Painting [LtE] Gill, Dunkin 02/1 Mar/97 12 Bawdsey remembered Fennessy, Sir Edward 01/3 May/96 1 Bawdsey,Contacts: Dennis Platt Platt, Gerry 10/1 Mar/05 10 BBC Monitoring Service - A Short Engineering History Hill, Prof Peter 16/2 Jun/11 7 Also in Special Edition Sp/Ed May/12 Beetle Radio, remember? [LtE] Robinson, J R 05/2 Jun/00 8 Beginnings of Naval Radar - 1 Peters, John 10/2 Jun/05 1 Beginnings of Naval Radar - 2 Peters, John 10/3 Sep/05 2 Beginnings of Naval Radar - 3 Peters, John 10/4 Dec/05 3 BEME Loop [LtE] Mason, Geoff and Thomas, 02/1 Mar/97 9 Stan Bending the Beams: Keeping the Story Straight Pearce, Ron 17/2 Jun/12 6 Bermuda Flying Boat and Seaplane Stations [LtE] Pomeroy, Colin 02/3 Sep/97 8 Beyond the Fringe? [LtE] Teague, John 12/3 Sep/07 15 Bletchley Park and the Hut 3 Headline Reports Stubbington, Wg Cdr John 20/1 Mar/15 3 Blue Warrior Stock, Peter 03/4 Dec/98 1 BOA-12, 12-line carrier telephone system [RfI] Bauer, Arthur 15/2 Jun/10 16 Bodyguard of Lies - Part 1 (WW2 cryptography) [LtE] Waddell, Dr Peter and 15/4 Dec/10 9 Brown, Dr Douglas Bodyguard of Lies - Part 2 (WW2 cryptography) [LtE] Waddell, Dr Peter and 16/1 Mar/11 15 Brown, Dr Douglas Bomb Detector [LtE] Hall, Peter 05/4 Dec/00 8 Bomb, Building a Better Grantham-Wright, K 10/4 Dec/05 8 Bomb, Building a Better, Addendum Grantham-Wright, K 11/1 Mar/06 12 Book Review. Oliver Heaviside: Maverick Mastermind of Electricity Younson, Eric 14/4 Dec/09 14 by Basil Mahon Book Review: A Radar History of WW II by Louis Brown Beavis, Dr John 08/1 Mar/03 8 Book Review: A View of Air Defence Planning in the Control and Latham, Colin 09/1 Mar/04 9 Reporting System 1949-1964 by R H G Martin Book Review: Bases of Bomber Command Then and Now by Roger Brown, Wg Cdr J M 07/1 Mar/02 6 A Freeman Book Review: Boffin by R Hanbury Brown Brown, Wg Cdr J M 07/2 Jun/02 6 Book Review: Britain’s Air Defences 1939-45 by Dr Alfred Price Brown, Ian 09/4 Dec/04 10 Book Review: Britain’s Shield - Radar and the Defeat of the Brown Wg Cdr J M 07/3 Sep/02 12 Luftwaffe by David Zimmerman Book Review: British Home Defences by Bernard Lowry Brown, Ian 09/4 Dec/04 10 Book Review: British Radio Valves 1904-1925 by Keith R Thrower 04/4 Dec/99 7 Book Review: Building Radar: Forging Britain’s Early-Warning Judkins, Dr Phil 15/3 Sep/10 14 Chain 1935-45 by Colin Dobinson Book Review: Call to Arms: A History of Military Communications Brown, Wg Cdr J M 06/3 Sep/01 2 from the Crimea War to the Present Day by Maureen Bridge Book Review: Capturing Enigma by Stephen Harper. Brown, Wg Cdr J M 07/4 Dec/02 11 Page 3 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Book Review: Cold War, Hot Science: Applied Research in Britain’s Ellam, Clive 12/1 Mar/07 15 Defence Laboratories. 1945-1990 Edited by M M Chrimes, Robert Bud and Philip Gummet Book Review: Direction Finding as Allied Weapon against German 03/4 Dec/98 6 U-boats 1939-1945 by Arthur Bauer (German text, with diagrams) Book Review: Dorset’s Radar Days and With Radar to Final Victory 04/4 Dec/99 7 - both published by Purbeck Radar Museum Trust Book Review: Echoes from the Sky by Richard N Scarth Brown, Wg Cdr J M 07/4 Dec/02 11 Book Review: Einstein’s Predicament: A new approach to the speed Chamac, John 11/3 Sep/06 12 of light by Francis Pym and Clifford Denton Book Review: Electronic Airborne Goldfish by Air Cdre John Brown, Wg Cdr J M 06/4 Dec/01 7 Clements Book Review: Electronic Inventions by G W A Dummer 03/1 Mar/98 7 Book Review: Flying Boffin by Freddie Stringer May, George and Butcher, 13/3 Sep/08 14 Peter Book Review: GCHQ - The uncensored story of Britain’s most May, George 15/3 Sep/10 16 secret intelligence agency by Richard J Aldridge Book Review: GEMA: Birthplace of German Radar & Sonar by Beavis, Dr John 06/2 Jun/01 3 Harry von Kroge, Book Review: Global Communications since 1844: Geopolitics & 03/4 Dec/98 6 Technology by Dr Peter J Hugill Book Review: Japanese Radar and Related Weapons of WW II by 04/1 Mar/99 8 Yasuzo Nakagawa Book Review: Like Father, Like Son: A Dynasty of Spies by Vin Stobbs, Anne 10/1 Mar/05 5 Arthey Book Review: Radar A Wartime Miracle by Colin Latham and Anne 01/4 Aug/96 8 Stobbs Book Review: Radar on the Marshes by Andrew and Mike Butcher, Peter 10/1 Mar/05 10 Passmore Book Review: Radar Reflections by Michael Cumming Brown, Wg Cdr J M 06/4 Dec/01 7 Book Review: Radar: A Wartime Miracle by Colin Latham and Anne Brown, Prof R Hanbury 01/5 Dec/96 9 Stobbs Book Review: RAF Beam Benders No 80 (Signals) Wing 1940-1945 03/1 Mar/98 7 by Laurie Brettingham. Book Review: RDF1: The Location of Aircraft by Radio Methods Brown, Ian 07/2 Jun/02 6 1935-1945 by Michael Bragg. Book Review: Schonland: Scientist and Soldier by Brian Austin Brown, Wg Cdr J M 07/1 Mar/02 6 Book Review: The Birth of British Radar: Memoirs of Arnold ‘Skip’ Judkins, Dr Phil 11/3 Sep/06 12 Wilkins OBE - Editors: Anne Stobbs and Colin Latham Book Review: The Day We Bombed Switzerland by Jackson Green, Talbot K 14/4 Dec/09 14 Granholm Book Review: The Decca Legacy. A view from inside the Radar Butcher, Peter 16/1 Mar/11 14 Company by R L Burr and Contributors Book Review: The Effect of Science on the Second World War by Beavis, Dr John 08/1 Mar/03 8 Guy Hartcup Book Review: The Illustrated Guide to ARMAGEDDON, Britain’s May, George 15/1 Mar/10 16 Cold War by Bob Clarke Book Review: The Life and Times of A D Blumlein by Prof Russell Brown, Wg Cdr J M 06/1 Mar/01 2 Burns Book Review: The Secret War Factory by Charles Exton Judkins, Dr Phil 13/2 Jun/08 12 Book Review: The Secret Wireless War: May, George 14/4 Dec/09 14. The Story of MI6 communications 1939-1945 by Geoffrey Pidgeon Book Review: The Tannoy Story by Julian Alderton Wilbraham, Barry B 09/4 Dec/04 12 Book Review: They Did Not Fail by Richard L Cartwright 04/1 Mar/99 8 Book Review: Top Secret Exchange by David Zimmerman 01/4 Aug/96 8 Book Review: Top Secret Exchange: The Tizard Mission and the Latham, Colin 01/5 Dec/96 8 Scientific War by David Zimmerman Book Review: Tyne/Tees Defended by Ernie Sockett 03/4 Dec/98 6 Brain Teaser: Photo of group at 1985 IEEE Radar Convention [LtE] Beattie, John 11/1 Mar/06 12 Brain Teaser: Photos, GL Radar Personalities Judkins, Dr Phil 10/3 Sep/05 8 Brain Teaser: R1132A Receiver Hankins, Richard 10/3 Sep/05 8 Brinkley Stick (Unusual historic electronic term) 01/4 Aug/96 8 British Radar and Television, 1936 onwards connection [LtE] Waddell, Dr Peter 09/1 Mar/04 11 British Radar and Television, 1936 onwards connection [LtE] Waddell, Dr Peter 09/4 Dec/04 11 British Radar, Development of Watkinson, J A 16/4 Dec/11 10 Page 4 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE British Success - The Console Type 64 Brown, Wg Cdr J M 05/2 Jun/00 1 British Weapon Locating Radar Reynolds, Jim 03/1 Mar/98 2 British Weapon Locating Radar [LtE] Baxter, Brian S 03/2 Jun/98 8 Browne, Cecil Oswald [LtE] Browne, Richard 12/3 Sep/07 14 Buried Treasure (or not) [LtE] Green, Talbot K 15/2 Jun/10 16 Cable Film [LtE]‘ Waddell, Dr Peter and 19/3 Sep/14 32 Brown, Dr Douglas Callick, Brian [LtE] Callick, Betty 07/2 Jun/02 9 Canadians working in Radar [LtE] Barrie, W H 04/1 Mar/99 8 Canberra Cockpit [LtE] Pickup, Steve 07/3 Sep/02 12 Castles in the Sky [LtE] Brown, Dr Douglas and 20/1 Mar/15 36 Waddell, Dr Peter Castles in the Sky [LtE] Baird, Prof Malcolm; 20/2 Jun/15 27 CDCHL Ottercops Moss [LtE] Pickard, Thomas 11/1 Mar/06 12 CENTI’METER’ (poem, ~1942) Exton, Charles 10/3 Sep/05 12 (contributed) CH Radar Transmitters Baird TV connection Herbert, Ray 02/1 Mar/97 2 CH Stations on E & S coasts, Rocket Detection Equipment at Sterling, H F 02/2 Jun/97 6 CH, Climbing towers [LtE] Harrild, Peter 06/1 Mar/01 7 CH, Prelude to [LtE] Davie, Owen H 05/2 Jun/00 8 Chain Home Radar [LtE] Devereux, Tony 10/1 Mar/05 12 Chain Home Radar [LtE] Latham, Colin 10/2 Jun/05 12 Chain Home Radar History Green, Talbot K 10/4 Dec/05 12 Chain Home Radar History [LtE] Wray, Capt A C 10/2 Jun/05 11 Chain Home, The Goniometer and All That Dean, Sqn Ldr Mike 19/3 Sep/14 18 Watson-Watt’s” Greatest Mistake”? CHiDE - From small beginnings Lovell, Sir Bernard 01/1 Dec/95 1 CHiDE news: The Fisher Archive Beavis, Dr John 04/4 Dec/99 4 ChiDE, Archives of, and the Oral History Project Judkins, Dr Phil 10/1 Mar/05 6 CHiDE, First colloquium Barker, Katherine 01/4 Feb/96 8 CHiDE, IEE Supports Thrower, Keith 01/2 Feb/66 4 ChiDE, Message from Director - Dr John Beavisr Beavis, Dr John Sp/Ed Aug/98 1 CHiDE, Message from new Manager - Frances Cambrook Cambrook, Frances 03/4 Dec/98 1 CHiDE, New Manager of, writes Cambrook, Frances Sp/Ed Aug/98 2 CHiDE, News about - Hectic Times Cambrook, Frances 04/4 Dec/99 1 Chilbolton Meteorological Radar Antenna [LtE] Jones, Tony 19/1 Mar/14 28 Clock Synchronisation - Part 1 Essen, Ray 21/4 Dec/16 20 Clock Synchronisation - Part 2 Essen, Ray 22/2 Jul/17 3 Cloud Warning Radar [LtE] Brown, Wg Cdr J M 02/3 Sep/97 8 Coalhouse Fort Project Wilson, J L 08/1 Mar/03 9 Coalhouse Fort Project [LtE] Wilson, J L 08/2 Jun/03 7 Coast Artillery Radar Pearson, Michael 06/2 Jun/01 1 Coastal Defence Radar, reprinted from Fort Vol. 19, 1991 Pearson, Michael 20/4 Dec/15 4 Code Breaking the Hard Way [LtE] Waddell, Dr Peter and 18/4 Dec/13 13 Brown Dr Douglas Colin Latham - An Appreciation Thrower, Keith 17/3 Dec/12 1 Colleagues Reunited [LtE] Egan, Jim 07/1 Mar/02 8 Colleagues Reunited [LtE] Boys, Rex 07/2 Jun/02 9 Communication by Cable - The Ultimate Security? Butcher, Peter 17/3 Dec/12 2 Communications and the Battle of Arnhem Austin, Dr Brian 09/4 Dec04 6 COMSIM Revisited Butcher, Peter 11/1 Mar/06 1 Contacts: Dennis Platt - Bawdsey Platt, Gerry 10/1 Mar/05 10 Cossor CRM 555 - Part 1 Trim, Richard 15/1 Mar/10 14 Cossor CRM 555 - Part 2 Trim, Richard 15/2 Jun/10 14 Cossor Instrument Landing System Receiver - Project History Trim, Richard 19/3 Sep/14 26 Cossor Oscilloscopes [LtE] Trim, Richard 08/4 Dec/03 12 Cossor Radar Equipment - 1940s [RfI] Wilson, Douglas 02/1 Mar/97 11 Cossor Radio Equipment - 1940s [LtE] Collings, R 02/2 Jun/97 8 Cossor, Company history Brown, Wg Cdr J M 06/2 Jun/01 8

Page 5 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE CRM544 Portable Transponder Test Set, History of Trim, Richard 07/1 Mar/02 6 Crystal Palace - A Centre of Excellence - Part 1 Waddell, Dr Peter and 14/1 Mar/09 12 Brown, Dr Douglas Crystal Palace - A Centre of Excellence - Part 2 Waddell, Dr Peter and 14/2 Jun/09 10 Brown, Dr Douglas D/F (Direction Finding) Truck - Responses to query Muddell, Ross, Baxter, 03/3 Sep/98 7 Brian and Baker, Molly D/F (Direction Finding) Truck [RfI] Baker, Molly 03/2 Jun/98 7 Daventry Experiment as a Bistatic Radar Baird, Prof Malcolm 21/2 Jun/16 1 D-Day radar jamming and deception, German Korfu radar jammers Kingsley, F A 04/1 Mar/99 6 [LtE] Dean, Mike: DEHS Preservation Award 23/4 Dec/18 31 Decca Display Group (in 1973) Anon, from ‘Scanner’, 14/2 Jun/09 1 Decca Radar house magazine Decca Legacy [LtE] Beattie, John, 16/3 Sep/11 15 Decca Legacy, extracts: 15.1 Transmitters and 15.2 Receivers Bown, Ted; Burford, 16/2 Jun/11 10 Howard; Graham, Brian; Brooks, Don Decca Navigator System, Origins of Blanchard, Walter 18/1 Jun/13 30 Decca Navigator System, Origins of Blanchard, Walter 23/1 Mar/18 16 Decca Navigator, First Experiments Schwarz, Harvey F 13/2 Jun/08 1 Decca Radar Research Labs. Hersham, (Contacts Required) Butcher, Peter 12/1 Mar/07 5 Decca RDL. A cost - effective Electronic Warfare System for Anon, from ‘Scanner’, 14/3 Sep/09 1 Maritime use (in 1973) Decca Radar house magazine Defence - Here and Now: BAe Systems announced sale of Wilbraham, Barry B 17/1 Mar/12 13 Woodford site to AVRO Heritage Ltd. Thales selected to supply proximity fuzes for new UK anti-aircraft missile Defence - Here and Now: BAe Systems Awarded £328M Contract Wilbraham, Barry B 17/2 Jun/12 7 for Next Generation Submarines. BAe Systems uses Paramarine design software in the design assessment for the latest RN Frigates Defence - Here and Now: Construction of Biggest Ever British Wilbraham, Barry B 14/3 Sep/09 14 Warship Begins. QinetiQ’s new day or night camera Defence - Here and Now: Dauntless Accepts the Challenge. Wilbraham, Barry B 15/4 Dec/10 13 Taranis - Celtic God of Thunder Defence - Here and Now: HMS Daring, first new Type 45 Destroyer Wilbraham, Barry B 14/1 Mar/09 14 enters Portsmouth. UK selects Thales S1850M radar for new Aircraft Carriers. QinetiQ extends TALON robot family Defence - Here and Now: Hunter Killer sub. Astute arrives at her Wilbraham, Barry B 14/4 Dec/09 13 Home Port. Cobham Enables Airbus A330 Air-to-Air Refuelling Flight Demonstrations Defence - Here and Now: New Contract To Support Falklands Wilbraham, Barry B 16/2 Jun/11 13 Islands Protection Ship. Cobham wins £18m contract for Eurofighter Tranche 3A Defensive aids. Thales launches Every Talk, the first ruggedized high-speed smartphone for security forces Defence - Here and Now: Predictive Maintenance Camera proves a Wilbraham, Barry B 15/2 Jun/10 11 true Life-Saver! ; Small Ship’s Flight Comes to HMS Ark Royal Defence - Here and Now: QinetiQ files for three world records for its Wilbraham, Barry B 15/3 Sep/10 11 Zephyr solar powered UAV. RNs Most Powerful Submarine gets Royal Approval Defence - Here and Now: QinetiQ wins contract to deliver Wilbraham, Barry B 14/2 Jun/09 14 pre-deployment training. HMS Brocklesby disposes of WWII bomb Defence - Here and Now: Thales launches Vigile LW; A New Wilbraham, Barry B 15/1 Mar/10 12 Maritime Radar ESM for Small Vessels. Construction begins at New Carriers’ Base Port Defence - Here and Now: Thales Raytheon Systems Ground Master Wilbraham, Barry B 16/1 Mar/11 13 400 Air Defence System Defence - Here and Now: Thales supports efforts to save historic Wilbraham, Barry B 16/4 Dec/11 5 HMS Alliance Defence Academy of the United Kingdom Hannan, Maj P 09/1 Mar/04 1 Defence Electronics History - One Man’s View from 1958 - Part 1 Butcher, Peter 21/3 Sep/16 3 Defence Electronics History - One Man’s View from 1958 - Part 2 Butcher, Peter 21/4 Dec/16 9 Defence Electronics History - One Man’s View from 1958 - Part 3 Butcher, Peter 22/1 Mar/17 14

Page 6 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Defence Electronics History - One Man’s View from 1958 - Part 4 Butcher, Peter 22/2 Jul/17 10 Defence of Britain Project Earle, Jim 01/1 Dec/95 2 Defence of Britain Project Bailey, Alan 01/4 Aug/96 5 Defence of Britain Project in Dorset - 1996/1997 Bailey, Alan 02/1 Mar/97 12 DEHS - The Future Butcher, Peter 08/4 Dec/03 7 DEHS AGM - 2006 - Notes Butcher, Peter 12/1 Mar/07 5 DEHS AGM - 2008 - Notes Judkins, Dr Phil 13/4 Dec/08 8 DEHS AGM - 2009 - Notes Green, Dick 14/4 Dec/09 8 DEHS AGM - 2010 - Notes Butcher, Peter 15/4 Dec/10 6 DEHS AGM - 2017 - Notes Butcher, Peter 22/4 Dec/17 43 DEHS AGM - 2019 - Agenda and 2018 Accounts 24/1 Mar/19 22 DEHS AGM - 2020 - Agenda and 2019 Accounts 25/1 Mar/20 18 DEHS AGM - 2020 - Agenda and 2019 Accounts (rev) 25/2.1 Jun/20 16 DEHS Autumn Symposium - 2004: “Clandestine Radio” - Notes DEHS 08/4 Dec/04 7 DEHS Autumn Symposium - 2005: “Pictures at an Exhibition” Butcher, Peter 10/4 Dec/05 5 DEHS Autumn Symposium - 2006 (with Photo) Green, Dick 11/4 Dec/06 12 DEHS Autumn Symposium - 2007: “Government and Commercial Butcher, Peter 13/1 Mar/08 5 R&D” - Notes DEHS Autumn Symposium - 2009 - ‘Stop Press’ Blumlein, Simon 14/4 Dec/09 9 DEHS Autumn Symposium - 2009: “Electronic Warfare - from WWII Butcher, Peter 15/1 Mar/10 8 to the Present” DEHS Autumn Symposium - 2010: “Components for Electronic Butcher, Peter 15/4 Dec/10 7 Warfare, the Lessons for Today” DEHS Autumn Symposium - 2012: “Intercept” Judkins, Dr Phil 17/3 Dec12 32 DEHS Autumn Symposium - 2013: - “The Cold War” and Burns Butcher, Peter 18/4 Dec /13 14 Lecture - 2013: “History of Avions Marcel Dassault” DEHS Autumn Symposium - 2015: “Living in the Network: One Butcher, Peter 20/4 Dec/15 1 Hundred Years of British SIGINT” DEHS Autumn Symposium - 2016: “Mobile Communications” Butcher, Peter 21/4 Dec/16 1 DEHS Autumn Symposium - 2017: “Savage Little Wars” Butcher, Peter 22/4 Dec/17 1 DEHS Award for Shrivenham MSc Student - 2008 Green, Dick 13/3 Sep/08 12 DEHS Award for Shrivenham MSc Student - 2009 Green, Dick 14/3 Sep/09 11 DEHS Award for Shrivenham MSc Student - 2010 Green, Dick 15/3 Sep/10 8 DEHS Award for Shrivenham MSc Student - 2011 Green, Dick 16/3 Sep/11 9 DEHS Award for Shrivenham MSc Student - 2013 Butcher, Peter 18/3 Sep/13 22 DEHS Award for Shrivenham MSc Student - 2014 Green, Dick 19/3 Sep/14 1 DEHS Award for Shrivenham MSc Student - 2015 Butcher, Peter 20/3 Sep/15 1 DEHS Award for Shrivenham MSc Student - 2016 Green, Dick 21/3 Sep/16 1 DEHS Award for Shrivenham MSc Student - 2017 Green, Dick 22/3 Sep/17 1 DEHS Award for Shrivenham MSc Student - 2018 Green, Dick 23/3 Sep/18 1 DEHS Burns Lecture - 2012: “Wizards and Luddites” Green, Dick 17/2 Jun/12 9 - Science Churchill and the Second World War” DEHS Burns Lecture - 2014: “Elefants, Big Ben and Klein Butcher, Peter 19/2 Jun/14 23 Heidelberg” and Equipment Exhibition DEHS Burns Lecture - 2015 - Exhibition Butcher, Peter & Helm, 20/2 Jun/15 3 Tony DEHS Burns Lecture - 2015: “Living in the Network: 100 Years of 20/2 Jun/15 9 Sigint” DEHS Burns Lecture - 2016: “Churchill’s Bomb” (Notes on) Butcher, Peter 21/2 Jun/16 8 DEHS Burns Lecture - 2019: “From Cold War to Coal Trains” Aylen, Dr Jonathan 24/2 Jun/19 1 DEHS Burns Lecture - 2019: announcement of lecturer 23/4 Dec/18 1 - Jonathan Aylen DEHS Conference - 2010: CAVMAG - Triumph over the Volcano Judkins, Dr Phil 15/2 Jun/10 3 DEHS Conference - 2011: HISTEST (History of Testing) Green, Dick 16/4 Dec/11 5 DEHS Conference - 2019: “Security & Intelligence” Butcher, Peter 24/4 Dec/19 3 DEHS Draft Constitution for Approval at AGM, 12/09/03 DEHS Committee 08/3 Sep/03 4 DEHS Future Events and Symposia - Charting a course Judkins, Dr Phil 15/4 Dec/10 8 DEHS Oral History Interviews, Keith Wood, Pictures. Butcher, Peter 12/1 Mar/07 6 DEHS Photo Collection, Information Required Latham, Colin 12/2 Jun/07 7 DEHS Restoration Award - 2014 - Arthur Bauer Judkins, Dr Phil 19/2 Jun/14 43

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TITLE AUTHOR VOL M/Y PAGE DEHS Spring Lecture - 2003 - “The Zeppelin: Military, Political and Duggan, John (given by 08/2 Jun/03 5 Propaganda Perspectives” Colin Latham) DEHS Spring Lecture - 2006: “Normandy 1944” Butcher, Peter 11/2 Jun/06 11 DEHS Spring Lecture - 2008 - “Signals Intelligence Support to the Stubbington, Wg Cdr John 13/2 Jun/08 9 Combined Bombing Offensive 1943-45” DEHS Spring Lecture - 2008: “The US Mk 24 airborne acoustic Beattie, John 13/2 Jun/08 9 torpedo - 1943-45” DEHS Spring Lecture - 2009: “A Short History of Cryptography Hill, Prof Peter 14/1 Mar/09 9 - from Vigenere, through Shannon to Plank” DEHS Spring Lecture - 2011: “From Black Art to Popular Science” Piper, Prof Fred. 16/2 Jun/11 9 DEHS Summer Visit - 2004 - RAF Signals Museum, Henlow and Stobbs, Anne 09/3 Sep/04 4 Intelligence Museum, Chicksands DEHS Summer Visit - 2005 - La Coupole Judkins, Dr Phil 10/3 Sep/05 5 DEHS Summer Visit - 2006 - Carpetbaggers Museum - Photos Stobbs, Anne 11/3 Sep/06 10 DEHS Summer Visit - 2006 - Carpetbaggers Museum - Report Howes, Robin 11/4 Dec/06 4 DEHS Summer Visit - 2015 - Churchill War Rooms & Science Butcher, Peter 20/2 Jun/15 25 Museum, Communications Gallery DEHS, Charting a Course: Proposed Future Events and Symposia Judkins, Dr Phil 15/3 Sep/10 7 DEHS, Message from Chairman - Colin Latham Latham, Colin 09/1 Mar/04 1 DEHS, Message from President - Keith Thrower Thrower, Keith. Sp/Ed May/12 11 DEHS/CHiDE Archives Judkins, Dr Phil 09/1 Mar/04 7 Dippy, R J - Father of Gee Blanchard, Walter 11/4 Dec/06 11 Direction Finding during WW I - Notes [LtE] Bradley, Don 20/3 Sep/15 13 Directional Wireless Telegraphy Wimperis, H E 23/1 Mar/18 32 Disappearance of an Aviation Pioneer [RfI] Luff, David 03/2 Jun/98 7 Dr A C Bartlett and VHF Radio May, George 09/3 Sep/04 6 Early Military Satcom, up to the 1980s, a Brief Look at Butcher, Peter 18/4 Dec/13 2 Early Radar Days Williams, G Roy 7/2 Jun/02 10 Early Radar Memories Bradsell, Peter 19/4 Dec/14 25 Editor’s Quest Butcher, Peter 12/1 Mar/07 2 Editor’s Quest [LtE] Briggs, J N 12/3 Sep/07 16 EF50 Memories [LtE] Boys, Rex 06/1 Mar/01 8 EF50, Famous Valve of WWII Thrower, Keith 05/4 Dec/00 3 EKCO - E K Cole Ltd, Company history Brown, Wg Cdr J M 06/1 Mar/01 8 EKCO - work post-WW2 [LtE] Pettit, B A 06/2 Jun/01 8 EKCO factory: Very Secret Place Poole, Chris 12/1 Mar/07 1 Electricity for Military Use before WWI Butcher, Peter 18/2 Jun/13 3 Electronic history - CHiDE & CEM Winbolt, Dr Graham 01/2 Feb/96 5 Electronic Inventions and Discoveries [RfI] Dummer, G W A 03/3 Sep/98 8 Electronic Warfare - 1940-1970 Dix, Wg Cdr K J 11/3 Sep/06 3 EMC, Brief History of Withnall, Stuart 15/1 Mar/10 1 Enigma, 3-Rotor, Overview of Early Polish Methods for Breaking McCarthy, Jerry 25/3.1 Sep/20 1 Enigma, Basic Aide-memoire on Judkins, Dr Phil 25/3.1 Sep/20 18 Eureka - Rebecca 05/1 Mar/00 3 Eureka - Rebecca [LtE] Blanchard, Walter 05/2 Jun/00 8 Eureka - Rebecca [LtE] Boys, Rex 05/3 Sep/00 8 Everything that can be learned has been learned Duell, Charles 01/2 Feb/96 1 Exercise Feeler Austin, Dr Brian 07/2 Jun/02 1 Exercise Feeler Revisited Green, Talbot K 08/1 Mar/03 4 Exercise Happy Harry Rowland, Mike 06/1 Mar/01 6 Explosive Episode in Dorset: the Holton Heath Cordite Factory Bailey, Alan 03/1 Mar/98 7 Fighter Direction on D-Day May, George 09/3 Sep/04 3 First Step Latham, Colin 10/2 Jun/05 1 Fisher Archive - Photographs - 1 Cambrook, Frances 04/4 Dec/99 1 Fisher Archive - Photographs - 2 Cambrook, Frances 05/1 Mar/00 7 Fisher Archives, Response to photographs Hayward, Sqn Ldr R 05/1 Mar/00 7 Fisher Archives, Responses to photographs Pounder, R; Latham, C; 04/4 Dec/99 5 Vickery, P; Boys, R; Wilkinson, P; Wormald, G and Trim, R Page 8 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Flying Skynet 2 Jeffrey, Derek 06/4 Dec/01 1 Forecaster Speaks to You - “This is Air-Met” Poulter, Wg Cdr 18/3 Sep/13 23 Forman, Jan (1913-1987): The Personal Story [LtE] Baird, Prof Malcolm 21/1 Mar/16 9 Fort Monmouth [LtE] Essen, Ray 15/4 Dec/10 16 Frequency Synthesis in Military Radio Communication Thrower, Keith 23/2 Jun/18 13 From the desk of Brian James - Manager James, Brian 01/3 May/96 4 Fullerphone in Two World Wars Thrower, Keith 24/4 Dec/19 5 Fur Hat - a Remarkable Data Handling System of the 1960s Butcher, Peter 15/2 Jun/10 15 Fuze with a z… [LtE] Teague, John 03/2 Jun/98 8 GCHQ Eastcote Skillen, Maj H 01/5 Dec/96 5 GEC, 1939 Visit by Megaw et al to Gutton in France Dean, Sqn Ldr Mike 21/1 Mar/16 12 GEC, History of [LtE] Brown, Wg Cdr J M 12/3 Sep/07 13 GEE Airborne Equipment [LtE] Cockburn, Jim 14/2 Jun/09 16 GEE Airborne Equipment for Civil Aviation, New [LtE] Essen, Ray 13/4 Dec /08 16 GEE Airborne Equipment, New Cossor Radar Ltd, 13/3 Sep/08 5 Brochure GEE Airborne Equipment, New [LtE] Thompson, George 13/4 Dec/08 15 GEE Chain De-mystified [LtE] Blanchard, Walter 08/2 Jun/03 6 GEE Chains, Overseas - 1945/46 Blanchard, Walter 16/1 Mar/11 1 GEE plug-in unit Type 4252 [LtE] Diprose, Dr Mike. 17/2 Jun/12 16 GEE Stations [LtE] Hocking, Peter 08/2 Jun/03 7 General Electrical Company, Company history Brown, Wg Cdr J M 07/1 Mar/02 8 Generators, Some WW II Siddorn, J Kim 14/4 Dec/09 3 German Cable Telegraphy in World War 1: Yap Island Bruton, Dr Elizabeth 19/4 Dec/14 3 German FuG 202 and FuG220 Lichtenstein airborne radar sets Jucker, Hans H 08/4 Dec/03 1 German Heat Detection Equipment in Norway Garvik, Lt Cdr Oyvind 14/2 Jun/09 5 German Naval Signals HQ Guernsey Butcher, Peter 10/4 Dec/05 6 German Radar [LtE] Bauer, Arthur 10/3 Sep/05 11 German Radar Transmitter Technology, Early - 1 Jucker, Hans H 09/1 Mar/04 3 German Radar Transmitter Technology, Early - 2 Jucker, Hans H 09/2 Jun 04 8 German WWII FuG 25a Erstling IFF Transponder Jucker, Hans H 17/2 Jun/12 1 German WWII, FuSAn 721 ‘Knickebein’ - Procedure Jucker, Hans H 08/4 Dec/03 5 German Y Stations [RfI] Vessey, Steve 04/3 Sep/99 7 G-H, more on [LtE] Boys, Rex 04/4 Dec/99 8 G-H, No, at Colloquium [LtE] Harrild, Peter 03/2 Jun/98 8 G-H, Wartime Radar Precision Bombing System Evans, Alfred 03/4 Dec/98 3 G-H, What was, anyway? Boys, Rex 04/2 Jun/99 2 G-H, What was, anyway? [LtE] Egan, James 04/3 Sep/99 8 Gill, EWB - Taking Wireless to War Austin, Dr Brian 20/2 Jun/15 30 GL Radar: An Elementary ECCM Technique Powell, Claude 13/1 Mar/08 7 Global Positioning System, Early Development McDonald, Keith D 23/1 Mar/18 3 Graf Zeppelin [LtE] Trim, Richard 16/4 Dec/11 16 Graf Zeppelin Special Edition [LtE] Trim, Richard Sp/Ed May/12 16 Graf Zeppelin Visit [LtE] Green, Talbot K 17/1 Mar/12 16 Gramophones go to War! Rowland, Mike 06/4 Dec/01 5 H2S Detection by Germans [LtE] Blanchard, Walter 13/4 Dec/08 15 H2S, Origin of the name [LtE] Tomlin, Donald H 17/3 Dec/12 31 Hack Green Secret Nuclear Bunker Hack 04/1 Mar/99 2 Halifax V9977 (7/7/42), Loss of [LtE] Beattie, John 07/4 Dec/02 10 Hankey Boy, Another [LtE] Burr, Ron 16/1 Mar/11 16 Harris’s Despatches [LtE] Blanchard, Walter 10/3 Sep/05 9 HF D/F in Royal Navy Warships Mason, Lt Cdr Geoffrey B 13/1 Mar/08 8 High Life of RAF Radio (Radar) Mechanics in WWII Latham, Colin 05/3 Sep/00 7 High Powered CH Transmitter Sanctuary, Clifford 03/1 Mar/98 6 Higher Frequencies, The Quest for Butcher, Peter 11/4 Dec/06 1 Higher Frequencies, The Quest for [RfI] Butcher, Peter 12/1 Mar/07 2 His Master’s Voice (re Goering’s predictions) [LtE] Devereux, Tony 10/4 Dec/05 16 Historical Electronics along the Suffolk Coast, Some - Part 1 Williams, Prof P & 02/3 Sep/97 6 Shearman, Prof E D R Historical Electronics along the Suffolk Coast, Some - Part 2 Williams, Prof P & 02/4 Dec/97 7 Shearman, Prof E D R Page 9 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE HMS Bee [RfI] Heath, I M (née Ware) 02/2 Jun/97 7 HMS Nelson Radar Aerial [LtE] Mason, Lt Cdr Geoffrey B 14/3 Sep/09 11 Holiday Surprise Latham, Colin 16/3 Sep/11 9 Holiday Surprise [LtE] Latham, Colin Sp/Ed May/12 15 How Radar Saved the Day Hill, Roy G 07/4 Dec/02 7 Huff Duff [LtE] Howard, Malcolm 03/4 Dec/98 Hunting the Bismarck Devereux, Tony 01/3 May/96 2 Hurricane R4118 May, George 13/3 Sep/08 1.4 IFF Interrogator/Decoder for Rapier Short-Range Weapon Trim, Richard 05/3 Sep/00 3 IFF, Can you identify this type of? [RfI] Bamborough, Tom 04/3 Sep/99 7 Illuminating the Way Simpson, Douglas 04/3 Sep/99 6 Instrument Landing Receivers Fitted to Fast Jets Trim, Richard 07/4 Dec/02 1 International Electronics History Group (IEHG) Thrower, Keith 08/2 Jun/03 7 Introduction of Digital & Software Processing into Radar System Green, Mike; Newcombe, 16/4 Dec/11 1 Designs - Part 1 Bob;Wills, Bill; Lawler, Kevin; Wigmore, Chris; Cowlard, Mike Introduction of Digital & Software Processing into Radar System Green, Mike et al, from 17/1 Mar/12 10 Designs - Part 2 ‘The Decca Legacy’ Introduction of Digital & Software Processing into Radar System Green, Mike et al, from 17/3 Dec/12 24 Designs - Part 3 ‘The Decca Legacy’ Introduction of Digital & Software Processing into Radar System Green, Mike et al, from 18/1 Mar/13 3 Designs - Part 4 ‘The Decca Legacy’ It shouldn’t happen to a Nav Rad - 1 Burrows, Eric 06/4 Dec/01 2 It shouldn’t happen to a Nav Rad - 2 Burrows, Eric 07/1 Mar/02 4 It shouldn’t happen to a Nav Rad - 3 Burrows, Eric 07/2 Jun/02 5 It shouldn’t happen to a Nav Rad - 4 Burrows, Eric 07/3 Sep/02 6 It shouldn’t happen to a Nav Rad - 5 Burrows, Eric 07/4 Dec/02 6 It shouldn’t happen to a Nav Rad - 6 Burrows, Eric 08/1 Mar/03 3 It’s Farewell From Him! Latham, Colin 11/3 Sep/03 5 IWM Paintings of Radar Stations [LtE] Bullers, Sqn Ldr R F 02/3 Sep/97 8 Jack’s Mystery Nissen Judkins, Dr Phil 10/2 Jun/05 8 Jigger [LtE] Peters, John 14/4 Dec/09 15 Jodrell Bank, Secret of Thompson, George 14/1 Mar/09 3 Just Reminiscing (Ground radar - CD, GLT& SLC) [LtE] Walters, M A 02/3 Sep/97 8 Just Want the Facts, Ma’am - Part 1 Judkins, Dr Phil 16/3 Sep/11 10 Just Want the Facts, Ma’am - Part 2 Judkins, Dr Phil 17/1 Mar/12 5 Justice seen to be done, Watson Watt poem extract [LtE] Wise, John 14/3 Sep/09 16 Karen Rumsey writes Rumsey, Karen 03/4 Dec/98 5 Kelvedon Hatch - I Parrish, J A and Sons 20/1 Mar/15 38 Kelvedon Hatch - II Parrish, J A and Sons 20/2 Jun/15 45 Laura Ellis, Profile Ellis, Laura 08/1 Mar/03 6 Learning from the past Arnold, Geoff 01/1 Dec/95 4 Leclanché Cells - You’ve Heard the Lecture - Now Find a Home for Judkins, Dr Phil 23/2 Jun/18 11 them Lichtenstein [LtE] Blanchard, Walter 11/2 Jun/06 7 Lichtenstein Airborne Radar of WW II Waddell, Dr Peter 10/2 Jun/05 2 Lichtenstein Airborne Radar of WW II [LtE] Blanchard, Walter 10/4 Dec/05 12 Lichtenstein Airborne Radar of WW II [LtE] Waddell, Dr Peter 11/1 Mar/06 8 Life B.C. Butcher, Peter 09/4 Dec/04 9 Line from the Director Beavis, Dr John 01/2 Feb/96 3 Literature of Radar - Part I Eastwood, C R 01/3 May/96 7 Literature of Radar - Part II Eastwood, C R 01/4 Aug/96 7 Literature of Radar - Part III Eastwood, C R 01/5 Dec/96 11 Magic World of Radar Stobbs, Anne 06/1 Mar/01 3 Magnetic Mines and Other ‘Funnies’ in WWII Butcher, Peter 18/4 Dec/13 16 Magnetron Development Burman, Rod. 11/1 Mar/06 10 Magnetron Development - Notes on conversation with D Tomlin Butcher, Peter 10/4 Dec/05 11 Magnetron Development - Notes on conversation with D Tomlin – Butcher, Peter 11/2 Jun/06 1 Correction of transcription error

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TITLE AUTHOR VOL M/Y PAGE Magnetron Development (Comments) [LtE] Briggs, J, N 10/4 Dec/05 15 Magnetron Development [LtE] Tomlin, Donald H 11/4 Dec/06 9 Magnetron Development [LtE] Trim, Richard 14/1 Mar/09 25 Magnetron Development [LtE] Waddell, Dr Peter 14/2 Jun/09 15 Magnetron Gems of Wisdom To Be Revealed [LtE] Waddell, Dr Peter and 16/2 Jun/11 16 Brown, Dr Douglas Magnetron Manufacture at Marconi, Early [LtE] Burr, Ron 15/4 Dec/10 12 Magnetron Valete (or out with a bang) Tomlin, Donald H 12/1 Mar/07 10 Magnetron, Cavity Kampstra, Adriaan J 14/4 Dec/09 6 Magnetron, Cavity, Secret Latham, Collin 10/3 Sep/05 1 Magnetron, Cavity: There are Known Knowns and Known Diprose, Dr Mike 22/3 Sep/17 3 Unknowns - but are there Unknown Unknowns? Magnetron, From Spark Gap to [LtE] Waddell, Dr Peter 10/4 Dec/05 14 Magnetron, Multi-Cavity (MCM) Development [LtE] Waddell, Dr Peter 12/1 Mar/07 16 Magnetron, Multi-Cavity (MCM) Development [LtE] Briggs, J N 12/2 Jun/07 14 Magnetron, Multi-Cavity (MCM) Development [LtE] Waddell, Dr Peter 12/3 Sep/07 15 Magnetron, Multi-Cavity (MCM) Development [LtE] Tomlin, Donald H 13/1 Mar/08 15 Magnetron, Multi-Cavity (MCM) Development [LtE] Waddell, Dr Peter 13/2 Jun/08 16 Magnetron, Multi-Cavity (MCM) Development [LtE], [with extra Tomlin, Donald H 12/2 Jun/07 12 material added by Editor] Magnetron, Multi-Cavity (MCM) Development, More of [LtE] Fordham, DN 12/2 Jun/07 15 Magnetron, Multi-Cavity [LtE] Waddell, Dr Peter and 11/2 Jun/03 10 Brown, Dr Douglas Magnetrons for Radar Latham, Colin 06/1 Mar/01 1 Magnetrons in Parallel [LtE] Stevens, Arthur, D 16/2 Jun/11 16 Magnetrons, Components and Radar Development Tomlin, Donald H Sp/Ed May/12 5 Magnetrons, Components and Radar Development [LtE] Tomlin, Donald H 14/3 Sep/09 15 Magnetrons, Components and Radar Development [LtE] Waddell, Dr Peter and 14/4 Dec/09 16 Brown, Dr Douglas Magnetrons, Components and Radar Development [LtE] Tomlin, Donald H 15/2 Jun/10 9 Magnetrons, Components etc. [LtE] Waddell, Dr Peter 15/3 Sep/10 16 Magnetrons, Multi-Cavity, Pre-war German and Swiss Development Waddell, Dr Peter and 13/4 Dec/08 3 of Brown, Dr Douglas Magnetrons, Multi-Cavity, Pre-war German and Swiss Development Waddell, Dr Peter and 20/4 Dec/15 16 of Brown, Dr Douglas Magnetrons, Split Anode [LtE] Tomlin, Donald H 12/2 Jun/07 16 Making a Radar Magnetron Callick, Brian 03/1 Mar/98 1 Making a Radar Receiver - Part 1 Callick, Brian 03/4 Dec/98 6 Making a Radar Receiver - Part 2 Callick, Brian 04/1 Mar/99 4 Marconi 5 kW ‘Battleship’ Set Butcher, Peter 14/3 Sep/09 6 Marconi and Radar [LtE] Butcher, Peter 13/2 Jun/08 16 Marconi Archive - On Line Bodleian Library, Oxford 14/1 Mar/09 16 Marconi Pamphlet 230/3 Leeds University – DEHS 21/2 Jun/16 21 - Part 1: Commercial Marconi Service Receiver Type R.C.6c Interwar Project Marconi Pamphlet 230/3 Leeds University – DEHS 21/3 Sep/16 21 - Part 2: Marconi Magnetic Drum Recording Equipment Interwar Project Marconi Pamphlet 230/3 Leeds University – DEHS 22/2 Jul/17 17 - Part 3: General Technical Considerations Interwar Project Marconi Radio Equipment 1918 to the 1920s - Part 1 Butcher, Peter 19/1 Mar/14 3 Marconi Radio Equipment 1918 to the 1920s - Part 2 Butcher, Peter 19/2 Jun/14 3 Marconi Radio Equipment 1918 to the 1920s - Part 3 Butcher, Peter 19/3 Sep/14 3 Marconi Radio Equipment 1918 to the 1920s - Part 4 Butcher, Peter 19/4 Dec/14 5 Marconi Radio Equipment 1918 to the 1920s concluded Butcher, Peter 20/1 Mar/15 22 Marconi Radio Equipment, Some early Thrower, Keith 05/3 Sep/00 1 Marconi Transmitter site memorial: “Sic Transit Gloria Mundi” Butcher, Peter 11/4 Dec/06 8 Marconi, Company history Brown, Wg Cdr J M 07/2 Jun/02 12 Maritime History of the Channel Islands [LtE] Wallbridge, Capt. John, H 10/4 Dec/05 16 Matter of fact (Type 271 radar, cavity magnetron development, Kingsley, F G 03/3 Sep/98 4 Dr E C S Magaw & magnetron development, ground radars) MCM WW II History [LtE] Waddell, Dr Peter 12/2 Jun/07 16 Mekoning - Does it Work? Dix, Wg Cdr K J 06/2 Jun/01 3 Mekoning - Does it Work? [LtE] White, Ian 06/3 Sep/01 8 Page 11 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Mekoning or Meaconing? [LtE] Blanchard, Walter 06/4 Dec/01 8 Memoirs of an Electron Hunting Man Wheeler, Nick 04/4 Dec/99 2 Memories of My First Radar Tour Axford, Dr Roy 07/2 Jun/02 8 Memories of Surface Warning Radar Cox, Philip 08/4 Dec/03 3 Sp/Ed May/12 12 MESAR; Multifunctional Electronically scanned Array Gregory, Les 18/3 Sep/13 9 Metro Vickers - Manchester [LtE] Jones, Tony 12/3 Sep/07 16 Metro Vickers, British Thomson Houston & General Electric (USA) Waddell, Dr Peter 12/3 Sep/07 16 [LtE] Metropolitan Vickers [LtE] Latham, Colin, for Mrs 04/4 Dec/99 7 Rona Lowe Metropolitan-Vickers Electrical Co., Company history Brown, Wg Cdr J M 06/3 Sep/01 7 Microwave Cooking Fordham, D N 12/2 Jun/07 1 Microwave Cooking [LtE] Fry, Wilfred, J 12/3 Sep/07 13 Microwave Landing System (MLS) Chambers, Mike and 14/4 Dec/09 1 Taylor, Paul Microwave Landing System [LtE] Chittenden, Prof, Keith 15/1 Mar/10 16 Microwave Receivers since WW II, Performance Improvements in, Bradsell, Peter 04/1 Mar/99 1 Radar Man’s View Microwave Receivers since WW II, Performance Improvements in, Trim, Richard 04/2 Jun/99 8 Radar Man’s View [LtE] Military Dorset today Pomeroy, Colin 01/4 Aug/96 2 Military IFF and Secondary Radar - 1 Trim, Richard 10/2 Jun/05 3 Military IFF and Secondary Radar - 2 Trim, Richard 10/3 Sep/05 6 Military Mine Detectors [LtE] Turner, Richard 05/4 Dec/00 8 Military Sites in Dorset Pomeroy, Colin 01/3 May/96 2 MLS/DMLS Landing Systems [LtE] Palmer, Alan 15/1 Mar/10 16 Modern Electronics, Evolution of Duffy, Dr Michael 03/2 Jun/98 4 Moonshine Purser, Bill 06/2 Jun/01 7 Moonshine [LtE] Hall, Peter 06/3 Sep/01 8 Mount Snowdon and the Development of Radar Butcher, Peter 11/3 Sep/06 9 MTI Memoirs Bradsell, Peter 15/1 Mar/10 13 MTI Memoirs [LtE] Trim, Richard 15/2 Jun/10 15 Mucky Duck visits Worth Matravers Barnes, Mike 04/1 May/99 5 Mushroom -Kept in the Dark for 72 Years Dean, Sqn Ldr Mike 18/1 Mar/13 22 Mystery Man Identified [LtE] Tomlin, Donald H 11/2 Jun/06 11 Mystery Object? [LtE] Hayward, Sqn Ldr Frank 07/2 Jun/02 9 Mystery UK GEE Chain [LtE] Blanchard, Walter 07/4 Dec/02 10 Mystery UK GEE Chain [LtE] Beattie, John 08/1 Mar/03 12 Nail in the Coffin of a Travelling Wave Tube [LtE] Bradsell, Peter 19/2 Jun/14 29 National Vintage Communications Fair, 2007 Shelbourn, David 12/3 Sep/07 7 Naval Communications [LtE] Kingsley, F A 06/4 Dec/01 8 Naval Electronics Warfare - 1 Pettican, Barry 11/2 Jun/06 5 Naval Electronics Warfare - 2 Pettican, Barry 11/3 Sep/06 1 Naval Point-to-Point & Ship-Shore Communications 45/47 Shearman, Prof Ramsay 06/3 Sep/01 1 Naval Radar – DEHS Spring Lecture - May 2004 [LtE] Peters, John 09/4 Dec/04 12 Naval Radar – DEHS Spring Lecture – May 2004 [LtE] Tomlin, Donald H 09/3 Sep/04 12 Naval Radars [LtE] Thompson, George 12/3 Sep/07 13 Naval Radio and Radar, Foundations of Anon: Sent by Blanchard, 13/1 Mar/08 14 Walter Naval Radio and Radar, Foundations of [LtE] Peters, John 13/2 Jun/08 15 New Look at the ‘Wizard War’ Price, Dr Alfred 08/2 Jun/03 1 New Zealand Radars - Part 1 Frazer, G J 13/1 Mar/08 11 New Zealand Radars - Part 2 Frazer, G J 13/2 Jun/08 5 Nightfighters and Radar [LtE] White, Ian 07/1 Mar/02 8 Norway’s NATO Early Warning Radar System Brown, Wg Cdr J M 03/3 Sep/98 3 Norwegian Intelligence Vessels - Part 1 Garvik, Lt Cdr Oyvind Sp/Ed May/12 1 Norwegian Intelligence Vessels - Part 2 Garvik, Lt Cdr Oyvind 14/2 Jun/09 12 NT57 First Transmitter Valve designed for Radar Callick, Brian 02/3 Sep/97 2 Obituary: Allen, W G (Bill) Butcher, Peter 10/1 Mar/05 12

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TITLE AUTHOR VOL M/Y PAGE Obituary: Batt, Reg 07/4 Dec/02 6 Obituary: Boys, Rex (1923 - 2004) Latham, Colin 09/2 Jun/04 12 Obituary: Burns, Professor Russell 16/4 Dec/11 4 Obituary: Callick, Brian 07/2 Jun/02 9 Obituary: Collins, George, Briggs Rouwhorst, Derk 08/1 Mar/03 9 Obituary: Cox, Philip, DSC, QC Green, Dick 19/4 Dec/14 35 Obituary: Davie, Owen Hosmer 20/3 Sep/15 15 Obituary: Exton, Charles Green, Dick 23/3 Sep/18 3 Obituary: Fennessy, Sir Edward CBE, BSc FIEE FRIN 15/1 Mar/10 6 Obituary: Fisher, Douglas, FRPS Latham, Colin 12/3 Sep/07 8 Obituary: Garvik, Commander Senior Grade Oyvind 20/1 Mar/15 52 Obituary: Grimley, Bill, OBE 02/1 Mar/97 8 Obituary: Hanbury Brown, Professor R 07/1 Mar/02 2 Obituary: Holmes, Professor Richard, CBE TD Judkins, Dr Phil 16/2 Jun/11 15 Obituary: Latham, Anne 13/2 Jun/08 9 Obituary: Legg, Lt Cdr William (Bill) E, RN Butcher, Peter 22/3 Sep/17 2 Obituary: Lloyd Jones, Dr I May, George 15/2 Jun/10 16 Obituary: Martin-Bird, Diana Butcher, Peter 16/2 Jun/11 15 Obituary: Peters, John Peters, Steve 16/3 Sep/11 4 Obituary: Pierce, John, Inventor of Loran & Omega 07/3 Sep/02 11 Obituary: Putley, Dr Ernest Butcher, Peter 15/1 Mar/10 16 Obituary: Scott, Sir David Butcher, Peter 16/2 Jun/11 15 Obituary: Seiger, Joshua, CBE 1/3 May/96 6 Obituary: Skinner, Peter Butcher, Peter 15/3 Sep/10 9 Obituary: Swords, Sean 17/1 Mar/12 15 Obituary: Tomlin, Margaret (Peggy) Butcher, Peter 12/3 Sep/07 8 Obituary: Ward, Peter 01/4 Aug/96 5 Obituary: Wilkins, Nancy Latham, Colin 16/1 Mar/11 7 Obituary: Wood, Keith, OBE Trim, Richard 12/3 Sep/07 8 Obituary: Younson, Maj Gen Eric 18/3 Sep/13 21 Oboe Abroad 03/2 Jun/98 3 Oboe Abroad [LtE] Brockman, Maurice 08/1 Mar/03 12 Oboe Abroad [LtE] Brockman, Maurice 09/4 Dec/04 12 Oboe Abroad [LtE] Brockman, Maurice 10/1 Mar/05 12 Oboe on the Continent - Part 1 Sanctuary, Clifford 02/3 Sep/97 3 Oboe on the Continent - Part 2 Eastwood, C R 02/4 Dec/97 6 Oboe on the Continent [LtE] Dick, Sqn Ldr Eric 02/4 Dec/97 8 Oboe on the Continent [LtE] Dick, Sqn Ldr Eric 03/1 Mar/98 8 Oboe on the Continent [LtE] Hooton, Ted 03/1 Mar/98 8 Oboe, History [LtE] Allen, WG 03/4 Dec/98 Oboe, History of Williams, Owen 03/3 Sep/98 1 October 1942 Capture of an Early German Naval M4 Enigma and Waddell, Dr Peter and 18/2 Jun/13 38 Code Books from U559 Brown, Dr Douglas Of Cans, Globs and the Beat” - A Radiosonde Experience Harris, Eric 18/3 Sep/13 19 Omega, Origin of - Britain’s Contribution to the First Global Essen, Ray 17/3 Dec/12 27 Navigation System Omega, Origin of - reply to Walter Blanchard [LtE] Essen, Ray 18/2 Jun/13 39 Omega, Origin of [LtE] Blanchard, Walter 18/1 Mar/13 18 One Hundred Years of Electronics: the Centenary of the Fleming Author unknown 08/2 Jun/03 3 Diode (Notice of IEE/IEEE/UCL events, Summer 2004) Operation Lodestone Rowland, Mike 03/1 Mar/98 6 Operational Historic Military Radio Equipment Blanchard, Walter 11/2 Jun/06 3 Oral History Help Wanted Teague, John 08/1 Mar/03 7 Oral History Research Unit Cambrook, Frances 08/1 Mar/03 7 Orange Yeoman, Cartoon Christmas Card Charles, Dennis (Sent in by 12/1 Mar/07 11 Donald Tomlin) Order of Battle of US Airborne Forces, Operation Overlord Beattie, John 13/3 Sep/08 4 Orling-Armstrong Detector Butcher, Peter 22/1 Mar/17 9 Oswald & Willie [LtE] Fawson, Dennis 05/4 Dec/00 8 Parabolic Antenna and the Emergence of Radar Austin, Dr Brian 21/4 Dec/16 6 Patents Battle for the first Radar Proximity Fuses Waddell, Dr Peter and 17/2 Jun/12 13 Page 13 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Brown, Dr Douglas Personal Element Arnold, Geoff 01/2 Feb/96 4 Peter Lindsay Memorial Lecture Butcher, Peter 13/2 Jun/08 4 Petty Officer Radar Mechanic Instructor Rose-Innes, Prof Chris 07/3 Sep/02 7 Pleasant surprise Parkinson, John 01/4 Aug/96 3 Plessey RL7 and RL66 HF DF Receivers [LtE] Wise, John 15/4 Dec/10 16 Portable Power for the Soldier - Part 1 Butcher, Peter 14/2 Jun/09 4 Portable Power for the Soldier - Part 2 Butcher, Peter 14/3 Sep/09 4 Precursors to Radar - The Watson-Watt Memorandum and the Austin, Dr Brian 19/4 Dec/14 27 Daventry Experiment Prelude to CH and Defence Electronics in WWII Latham, Colin 05/1 Mar/00 1 Preparations for a fog-bound Scheldt Pym, Francis 10/2 Jun/05 9 President’s Message, ‘Needing your help’ Thrower, Keith 15/3 Sep/10 9 Privileged Experience Walkinton, Pauline 06/3 Sep/01 6 Profile: DEHS Committee Member John Teague 08/1 Mar/03 5 Profile: DEHS Committee Member Teague, John 08/1 Mar/03 5 Profile: DEHS Committee Member Trim, Richard 08/2 Jun/03 6 Profile: DEHS Committee Member Latham, Colin 08/4 Dec/04 6 Profile: DEHS Committee Member Penley, Dr W H 08/4 Dec/04 6 Profile: DEHS Committee Member Butcher, Peter 09/1 Mar/04 7 Profile: DEHS Committee Member Judkins, Dr Phil 09/2 Jun/04 6 Profile: DEHS Committee Member Green, Dick 09/3 Sep/04 5 Profile: DEHS Committee Member Shelbourn, David 09/4 Dec/04 5 Profile: DEHS Committee Member Blanchard, Walter 12/1 Mar/07 6 Profile: DEHS Committee Member Blumlein, Simon 13/1 Mar/08 5 Profile: DEHS Committee Member Racher, Phillip 13/1 Mar/08 5 Profile: DEHS Committee Member Diprose, Dr Mike 13/2 Jun/08 10 Profile: DEHS Committee Member Winbolt, Dr Graham 13/2 Jun/08 10 Profile: Friends of CHiDE Committee Member Thrower, Keith 06/1 Mar/01 4 Profile: Friends of CHiDE Committee Member Stobbs, Anne 06/2 Jun/01 4 Profile: Friends of CHiDE Committee Member Latham, Colin 06/3 Sep/01 4 Profile: Friends of CHiDE Committee Member Beavis, Dr John 06/4 Dec/01 4 Profile: Friends of CHiDE Committee Member Bailey, Alan 07/1 Mar/02 5 Profile: Friends of CHiDE Committee Member Brown, Wg Cdr J M 07/2 Jun/02 6 Profile: Friends of CHiDE Committee Member Exton, Charles 07/3 Sep/02 5 Profile: Friends of CHiDE Committee Member Cambrook, Frances 07/4 Dec/02 5 Pulse Compression Coldwell, Prof John, K, and 16/3 Sep/11 12 the late Dr Ken Milne Purbeck Radar Museum Trust Viney, Tony 01/2 Feb/96 6 Purbeck Radar Museum Trust Programme 2009-2015 Penley, Jonathan 14/2 Jun/09 16 Push Button Artillery - 1 Butcher, John W 09/2 Jun/04 3 Push Button Artillery - 2 Butcher, John W 09/3 Sep/04 9 Push Button Artillery, previously presented by John W Butcher Baker, Mike 17/1 Mar/12 14 MBE, Postscript [LtE] Pye Ltd of Cambridge - Company history Brown, Wg Cdr J M 06/4 Dec/01 7 Quest for Higher Frequencies - 1 Butcher, Peter 10/4 Dec/05 1 Quest for Higher Frequencies - 2 Butcher, Peter 11/4 Dec06 1 Racal Electronics, Recollections of radio R&D at Thrower, Keith 02/2 Jun/97 1 Radar - a new “Fellowship” Edmonds, K R 01/5 Dec/96 10 Radar - a new “Fellowship” [LtE ] Brown, Ian 02/1 Mar/97 12 Radar (Paper, prepared at TRE, Oct 1945) Williams, E, K 11/1 Mar/06 6 Radar and radar-like equipments, Classification of (email) Latham, Colin 09/1 Mar/04 11 Radar at Dieppe Robinson, Dr J R 07/2 Jun/02 4 Radar Countermeasures [LtE] Bellamy Grafton, Craig 11/2 Jun/06 10 Radar Development at the Technical University of Delft after WWII Krul, Leo 18/4 Dec/13 7 Radar Development in Germany [LtE] Waddell, Dr Peter and 14/3 Sep/09 16 Brown, Dr Douglas Radar Development in Germany 1935-45 Gerlitzky, Werner 14/2 Jun/09 6 Radar Development in Germany 1935-45 [LtE] Tomlin, Donald H 14/4 Dec/09 7 Radar Development in the Netherlands - Part 01 Klaver, Leen et al 15/4 Dec/10 14 Page 14 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Radar Development in the Netherlands - Part 02 Klaver, Leen et al 16/1 Mar/11 12 Radar Development in the Netherlands - Part 03 Klaver, Leen et al 16/2 Jun/11 7 Radar Development in the Netherlands - Part 04 Klaver, Leen et al 16/3 Sep/11 7 Radar Development in the Netherlands - Part 05 Klaver, Leen et al 16/4 Dec/11 6 Radar Development in the Netherlands - Part 06 Klaver, Leen et al 17/1 Mar/12 6 Radar Development in the Netherlands - Part 07 Klaver, Leen et al 17/2 Jun/12 4 Radar Development in the Netherlands - Part 08 Klaver, Leen et al 17/3 Dec/12 25 Radar Development in the Netherlands - Part 09 Klaver, Leen et al 18/1 Mar/13 13 Radar Development in the Netherlands - Part 10 Heebels, Geert H 18/2 Jun/13 26 Radar Development in the Netherlands - Part 11 Heebels, Geert H 18/3 Sep/13 15 Radar Development in the Netherlands - Part 12 Lens, Robert 19/1 Mar/14 30 Radar Development in the UK - 1934-1945 – Part 1 Kampstra, Prof Adriaan J 14/3 Sep/09 12 Radar Development in the UK - 1934-1945 – Part 2 Kampstra, Prof Adriaan J 15/1 Mar/10 11 Radar Development in the UK - 1934-1945 – Part 3 Kampstra, Prof Adriaan J 15/3 Sep/10 10 Radar Development in the UK - 1934-1945 [LtE] May, George 15/2 Jun/10 16 Radar GS No 9 Mk 1, “Robert” Stock, Peter 04/3 Sep/99 2 Radar History Museum, New; Worth Matravers Opening Judkins, Dr Phil 11/3 Sep/06 11 Radar in the USA, Development of - Part 1 Watkinson, J A 17/1 Mar/12 1 Radar in the USA, Development of - Part 2 Watkinson, J A 17/2 Jun/12 10 Radar Man, (song) Quarsten, Lt. Cdr. O J. 14/1 Mar/09 7 (Norway) Radar on Portland [RfI] Perry, R 02/1 Mar/97 11 Radar or Radio? That is the Question Blanchard, Walter 09/2 Jun/04 12 Radar Photographic Display System 1498 Martin, Richard 06/3 Sep/01 3 Radar Proximity Fuses Waddell, Dr Peter 17/1 Mar/11 12 Radar Remembered Stobbs, Anne 09/4 Dec/04 1 Radar Remembered [LtE] Allen, Barbara 10/1 Mar/05 12 Radar Scanner, Aircraft? [RfI] Pomeroy, Colin 02/2 Jun/97 7 Radar Set 271, Birth of Batt, Reg 02/4 Dec/97 1 Radar Set 271, Early Days of Shayler, Jack 03/1 Mar/98 4 Radar Set Photos, Request for [LtE] Sockett, E W 02/3 Sep/97 8 Radar Simulators, early, Personal Reminiscences of Green, Talbot K 06/1 Mar/01 7 Radar Station on Gibbet Hill Edwards, Brian 14/4 Dec/09 11 Radar Trainers [LtE] Pegden, Brian 07/1 Mar/02 8 Radar Transmitter Fault - Finding In The 1950s. A Curious Episode Bradsell, Peter Sp/Ed May/12 16 Special Edition, from Vol.16.4 [LtE] Radar Transmitter Fault-Finding in 1950s. A Curious Episode [LtE] Bradsell, Peter 16/4 Dec/11 16 Radar Transmitter Output Switching Butcher, Peter 09/1 Mar/04 2 Radar Type 275 [LtE] Wray, Capt A C 07/4 Dec/02 11 Radar, Definition of [LtE] Boys, Rex 09/1 Mar/04 12 Radar, From searchlights to - The Story of Anti-Aircraft and Coastal Tomlin, Donald H 15/3 Sep/10 1 Defence Development 1917 to 1953 - Part 1 Radar, From searchlights to - The Story of Anti-Aircraft and Coastal Tomlin, Donald H 15/4 Dec/10 3 Defence Development 1917 to 1953 - Part 2 Radar, From searchlights to - The Story of Anti-Aircraft and Coastal Tomlin, Donald H 16/1 Mar/11 5 Defence Development 1917 to 1953 - Supplement Radar, FuG 200 Hohentwiel Watts, Simon 25/2.2 Jun/20 1 Radar, Inventor of [LtE] Brown, Louis 08/4 Dec/03 12 Radar, Pioneers of [LtE] Kingsley, F A 10/4 Dec/05 13 Radar, Role of the Radio Amateur in the development of Burtenshaw, John 01/4 Aug/96 2 Radar, Times Correspondence regarding WW2 experiences in Rumsey, Karen 05/2 Jun/00 4 Radar, UK AA [LtE] Selby-Lowndes, Guy 15/4 Dec/10 16 Radar/Television, Pre-War Patents Battle for - Reply to TCA of Waddell, Dr Peter and 20/4 Dec/15 16 America [LtE] Brown, Dr Douglas Radar-location site at Stonebarrow Hill, Charmouth, W Dorset [RfI] May, Prof Vincent 03/2 Jun/98 7 Radio Communications in HM Ships - Part 1 Morgan, Lt Cdr T. 13/2 Jun/08 7 Radio Communications in HM Ships - Part 2 Morgan, Lt Cdr T. 13/3 Sep/08 1 Radio Communications in HM Ships [LtE] Thompson, George 13/4 Dec/08 15 Radio Communications in HM Ships [LtE] Mason, Lt Cdr Geoffrey B 14/2 Jun/09 16 Radio Communications in RN Ships, Crystal Palace - Centre of Peters, John 14/4 Dec/09 12 Excellence and Related Subjects [LtE] Radio in the Early 1930s - Part 1 Butcher, Peter 13/4 Dec/08 11 Radio in the Early 1930s - Part 2 Butcher, Peter 14/1 Mar/09 6 Page 15 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Radio in the Early 1930s, Previous Butcher, Peter 14/2 Jun/09 3 Radio Mechanic in WWII Price, S R 04/1 Mar/99 3 Radio Reception in a PoW Camp - 1 Wells, Lt Col R G 09/2 Jun /04 1 Radio Reception in a PoW Camp - 2 Wells, Lt Col R G 09/3 Sep/04 7 Radio Reception in Germany (1942-45) - 1 Lister, Anthony 09/1 Mar/04 5 Radio Reception in Germany (1942-45) - 2 Lister, Anthony 09/2 Jun/04 10 Radio Relay in the British Army to 1975, History of - Part 1 Rowland, Mike 13/3 Sep/08 11 Radio Relay in the British Army to 1975, History of - Part 2 Rowland, Mike 13/4 Dec/08 1 Radio Relay, History of [LtE] Blanchard, Walter 14/1 Mar/09 16 Radio Trainers and ATC Memories Pegden, Brian 06/4 Dec/01 6 Radomes and their effect on Guided Weapons Butcher, John W 13/1 Mar/08 3 Radomes and their effect on Guided Weapons, (Email reply) Chittenden, Prof Keith 13/2 Jun/08 14 Radomes and their effect on Guided Weapons, (Email reply) Jucker, Hans H 13/2 Jun/08 13,14 RAE, Radio Dept - Background notes May, George 16/3 Sep/11 5 RAE, Radio Dept - Background notes and members [LtE] May, George 16/2 Jun/11 16 RAF Bolt Head and Hope Cove McNicol, Pamela 03/4 Dec/98 7 RAF Brandy Bay [LtE] Geddes, J C 08/3 Sep/03 8 RAF Christchurch May 1940 - November 1941 Phipp, Mike 07/4 Dec/02 12 RAF Drone Hill Bullers, Sqn Ldr R F 04/1 Mar/99 7 RAF Dronehill [LtE] Meek, George 03/4 Dec/98 RAF Dunkeswell - A Unique Devon AirfIeld Butcher, Peter 13/4 Dec/08 6 RAF experience between Oboe and Gee Brockman, Morris 04/2 Jun/99 1 RAF Greatworth [RfI] Stageman, Walter 02/2 Jun/97 7 RAF Hope Cove [RfI] McNichol, Pam (née Mills) 03/3 Sep/98 8 RAF Hope Cove Remembered Adams, John 07/3 Sep/02 10 RAF Hurn August 1941 - May 1942 Phipp, Mike 07/4 Dec/02` 12 RAF No 60 Group (Radar) Fighter Command - Part 1 Fennessy, Sir Edward 01/5 Dec/96 1 RAF No 60 Group (Radar) Fighter Command - Part 2 Fennessy, Sir Edward 02/1 Mar/97 1 RAF Radio Countermeasures in WWII [LtE] Hunt, David 10/4 Dec/05 15 RAF Renscombe Down, Memories of Merriman, Geoffrey 02/2 Jun/97 3 RAF Sharpitor, Halcyon Days at Wilkinson, Bill 02/1 Mar/97 7 RAF Upottery: “Gooney Birds and Gliders” Butcher, Peter 12/4 Dec/07 1 Sp/Ed May/12 10 RAF Upottery: “Gooney Birds and Gliders” [LtE] Tomlin, Donald H 13/2 Mar/08 15 RAF West Prawle, Wireless operator at [LtE] Smith, Colin T 01/5 Dec/96 12 Randall, Boot, et al [LtE] Stevens, Arthur, D 14/2 Jun/09 16 RDF Sites in WW2 [RfI] Sockett, E W 02/1 Mar/97 11 Receiving Enemy TV signals during WW2 [RfI] Emmerson, Andrew 05/1 Mar/00 8 Recording Radar’s Past 02/1 Mar/97 10 Rediffusion Training Simulators Bolton, Martin 12/4 Dec/07 7 Re-election of Committee Members, Preparation for Butcher, Peter 11/3 Sep/06 5 Reform Club Cryptos Conference Stubbington, Wg Cdr John 22/2 Jul/17 1 REME Museum Baxter, Brian S 01/2 Feb/96 5 Reminiscences of a Wartime Naval Boffin, Some Kingsley, F A 08/1 Mar/03 1 Reminiscences of early days of Radio & Radar Dummer, G W A 02/3 Sep/97 1 Reminiscences of My Working Life Smart, E.L. 13/4 Dec/08 13 Reminiscences of My Working Life [LtE] Hall, Peter 14/1 Mar/09 15 Reminiscences of the Early Days of Radio & Radar Dummer, G W A 02/4 Dec/97 2 Researching Night Air Defence White, Ian 01/2 Feb/96 2 Richborough - The “Mystery” port, 1916 Butcher, Peter 19/1 Mar/14 18 RN Centimetric Radar in the Battle of the Atlantic - Part 1 Cox, Philip 15/4 Dec/10 1 RN Centimetric Radar in the Battle of the Atlantic - Part 2 Cox, Philip 16/1 Mar/11 3 RN Radar Mechanic’s time in Stone Frigates, Recollections - Part 1 Williams, Prof P D L 02/1 Mar/97 3 RN Radar Mechanic’s time in Stone Frigates, Recollections - Part 2 Williams, Prof P D L 02/2 Jun/97 2 Rockets Galore - Britain’s A.A. Rocket Batteries, Operational in Waddell, Dr Peter and 18/1 Mar/13 14 WWII Brown, Dr Douglas. Rockets Galore [LtE] Waddell, Dr Peter and 18/3 Sep/13 22 Brown, Dr Douglas Rotor Electronics - Part 1 Reynolds, Jim & 02/3 Sep/97 7 Winchcombe, Sqn Ldr T Page 16 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Rotor Electronics - Part 2 Reynolds, Jim & 02/4 Dec/97 3 Winchcombe, Sqn Ldr T Rotor Electronics [LtE] Penley, Dr W H 02/4 Dec/97 8 Rotor Electronics [LtE] Winchcombe, Sqn Ldr T 03/1 Mar/98 8 Rotor Station, Cold Hesledon Brown, Wg Cdr J M 04/3 Sep/99 7 Rotor Station, Cold Hesledon [LtE] Bamborough, Tom 04/2 Jun/99 8 Rough Justice, poem Watt, Sir Robert Watson 15/1 Mar/10 9 Royal Electrical and Mechanical Engineers [LtE] Selby-Lowndes, Guy 16/2 Jun/11 16 Royal Military College of Science Hannan, Maj P 09/3 Sep/04 1 Royal Signals Museum of Army Communications Thwaites, P 01/1 Dec/95 2 Rudolf Hess Incident Wilbraham, Barry B. 14/1 Mar/09 7 Rudolph Jan Forman, The forgotten genius of Baird Television Waddell, Dr Peter and 16/4 Dec/11 13 Brown, Dr Douglas Schonland, Sir Basil, CBE FRS [RfI] Austin, Dr Brian 02/1 Mar/97 11 School for Secrets (1946), Film Review [LtE] Baird, Prof Malcolm 15/4 Dec/10 15 School for Secrets [LtE]‘ Selby-Lowndes, Guy 16/1 Mar/11 14 Schuler, Colin and Evelyn [LtE] Penley, Dr W H 16/3 Sep/11 16 Schuler, Colin and Evelyn [LtE], with Editor’s note Williams, Hugh 16/3 Sep/11 16 Schuler, Colin and Evelyn [RfI] Butcher, Peter 16/2 Jun/11 16 Scientific Humourist, (Unwitting) Tomlin, Donald H 12/1 Mar/07 14 Secret Listeners Coleman, Michael 10/1 Mar/05 1 Secret Listeners [LtE] Stock, Peter 10/2 Jun/05 11 Secret Radar Factory - Part 1 Exton, Charles 07/3 Sep/02 3 Secret Radar Factory - Part 2 Exton, Charles 07/4 Dec/02 3 Secret War Factory [LtE] May, George 13/3 Sep/08 16 Secret Weapon Kebby, Geoff 06/4 Dec/01 3 Seeking Geoffrey Bocking [LtE] Bocking, Nat 11/1 Mar/06 12 Seeking Geoffrey Bocking [LtE] Davie, Owen H 11/2 Jun/06 12 Serrate Vickery, Percy 07/1 Mar/02 7 Serve in the RAF as Radio Mechanics - Part 1 Sterling, Henley F 03/2 Jun/98 2 Serve in the RAF as Radio Mechanics - Part 2 Sterling, Henley F 03/3 Sep/98 6 Short Survey of Battery in Radio Communications Butcher, Peter 23/2 Jun/18 3 Shot Down [LtE] Blanchard, Walter 07/3 Sep/02 12 Sieger, Joshua (Joe) CBE, autobiography of, I was there Poole Historical Trust 09/1 Mar/04 9 Signalling at the Battle of Passchendaele, July to November, 1917 Bruton, Dr Elizabeth 21/1 Mar/16 1 Silent Witness Butcher, Peter 08/4 Dec/03 9 Single Side Band C11 - the MEL L556 - Part 1 Jackson, Andy 15/1 Mar/10 4 Single Side Band C11 - the MEL L556 - Part 2 Jackson, Andy 15/3 Sep/10 4 Single Side Band C11 - the MEL L556 - Part 3 Jackson, Andy 15/4 Dec/10 10 Single Side Band C11 - the MEL L556 - Part 4 Jackson, Andy 16/1 Mar/11 10 Sir Bernard Rawlings and U205 and U559 [LtE] Waddell, Dr Peter and 19/1 Mar/19 28 Brown, Dr Douglas Skip Wilkins’s Calculations (for Radar) Austin, Dr Brian 19/4 Dec/14 25 Slow Scan Video - Part 1: On A Very Low Frequency Carrier Wave Waddell, Dr Peter and 13/4 Sep/09 10 Brown, Dr Douglas Slow Scan Video - Part 2: Before and During WW II Waddell, Dr Peter and 14/4 Dec/09 10 Brown, Dr Douglas Slow Scan Video - Part 3: Before and During WW II Waddell, Dr Peter and 15/1 Mar/10 10 Brown, Dr Douglas Slow Scan Video - Part 4: Before and During WW II Waddell, Dr Peter and 15/1 Jun/10 12 Brown, Dr Douglas Solartron, Notes on the History of Green, Talbot K 08/3 Sep/03 1 Solder Tags - 1 Judkins, Dr Phil 12/1 Mar/07 7 Solder Tags - 2 Judkins, Dr Phil 12/3 Sep/07 6 Solder Tags - 3 Judkins, Dr Phil 13/2 Jun/08 11 Solder Tags - 4 Judkins, Dr Phil 13/3 Sep/08 10 Spectroscopy, Cable Testing, Radiometers and Rolling Mills Butcher, Peter 22/4 Dec/17 6 Spongy Lock (CH station pulse rate) [LtE] Vickery, Percy 05/2 Jun/00 8 Spongy Lock (CH station pulse rate) [LtE] Latham, Colin 05/3 Sep/00 8 Squadcal - Racal’s first HF Manpack Receiver Thrower, Keith 08/2 Jun/03 4 SSR1500 and SSR1520, Development of Trim, Richard 05/4 Dec/00 1

Page 17 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE State Bursar Henderson, Andrew, W 12/2 Jun/07 3 Stone Frigates & strange Ways Mitchell, Colin 07/1 Mar/02 3 Stories of Bletchley [LtE] May, George 11/3 Sep/06 10 Stretched Situation [LtE] Robinson, J R 04/4 Dec/99 7 Submerged Signal Ejector Control System Brooks, Ken 18/1 Mar/13 11 Swords into Ploughshares, The History of Radar in Fishing Brooke, Geoffrey 14/1 Mar/09 10 Syncal - the Racal TRA921 and TRA931 Transceivers Thrower, Keith 08/3 Sep/03 6 Taking Equipment from Imperial War Museum Henn-Collins, Lt Col C A 02/1 Mar/97 6 Tale of a TUBA Jennings, Peter and 19/2 Jun/14 45 Kaesehagen, John Telecommunications Research Establishment - Malvern East, Tom 04/2 Jun/99 6 Tellurometer Essen, Ray 19/1 Mar/14 28 Ter Braak’s Transmitter Austin, Brian 25/2.1 Jun/20 1 They Had Invented Radar Watkinson, J A 16/3 Sep/11 1 Through Radar to J-Beam Antennas - I Sykes, Bertrand (Bill) 20/1 Mar/15 44 Through Radar to J-Beam Antennas - II Sykes, Bertrand (Bill) 20/2 Jun/15 55 Through Radar to J-Beam Antennas - III Sykes, Bertrand (Bill) 20/3 Sep/15 55 Through Radar to J-Beam Antennas - IV Sykes, Bertrand (Bill) 20/4 Dec/15 22 Through Radar to J-Beam Antennas - V Sykes, Bertrand (Bill) 21/1 Mar/16 23 Through Radar to J-Beam Antennas - VI Sykes, Bertrand (Bill) 21/2 Jun/16 13 Through Radar to J-Beam Antennas - VII Sykes, Bertrand (Bill) 21/3 Sep/16 19 Tiltman, Brig John Hessell, Military Service of King, David and Lubienski, 25/3.2 Sep/20 1 Mark Tiltman, Brig John Hessell, Military Service of [LtE] Erskine, Ralph 25/4 Dec/20 21 and reply to [LtE] King, David and Lubienski, 22 Mark Tizard Mission [LtE] Rouwhorst, Derk 16/3 Sep /11 16 Tolkein, J R R, World War One Signals Officer Bruton, Dr Elizabeth 19/4 Dec/14 19 Top Secret Exchange [LtE] Dummer, G W A 02/2 Jun/97 8 TR9D - RAF Fighter Command Set [LtE] Howes, Robin 08/4 Dec/03 12 TR9D [LtE] Pegden, Brian 08/3 Sep/03 8 TRADE, maritime radar search receiver Garvik, Lt Cdr Oyvind 14/3 Sep/09 3 Training and Simulators Butcher, Peter 11/2 Jun/06 11 Training of Linguists for War, Coulsdon, 1952-4 - Part 1: Learning Mills, Dennis R 20/1 Mar/15 14 Russian Training of Linguists for War, Coulsdon, 1952-4 - Part 2: Learning Mills, Dennis R 20/2 Jun/15 18 Russian Transfer of CHiDE Objects Collection Beavis, Dr John 09/1 Mar/04 7 TRE - Before Malvern [LtE] Selby-Lowndes, Guy 15/2 Jun/ 10 16 TRE - Worth Matravers [RfI] Phillips, Gary 05/1 Mar/00 8 TRE Malvern – Poem: “Tale of the Perishing Gate” Gee, Frank, sent in by 11/1 Mar/06 5 Donald Tomlin TRE to Malvern - A Few Memories [LtE] Tomlin, Donald H 17/2 Jun/12 14 TRE Worth Matravers, Memories of - Part 1 Purser, Bill 07/4 Dec/02 9 TRE Worth Matravers, Memories of - Part 2 Purser, Bill 08/1 Mar/03 11 TRE Worth Matravers, Tribute to Stobbs, Anne 06/4 Dec/01 4 Trials of a Development Engineer during WWII Dunn, Sidney C 07/1 Mar/02 7 Tribute to Lt. Col. Roderick Graham Wells, BSc, Dip Ed, C.Eng., Butcher, Peter 09/1 Mar/04 7 MIEE, FIREE TRIDAC Holdsworth, Ron 01/5 Dec/96 2 Truth, the Whole Truth and Nothing but the Truth [LtE] Baird, Prof Malcolm 16/3 Sep/11 15 Truth, the Whole Truth, and nothing but the Truth. What Historians Judkins, Dr Phil 16/2 Jun/11 1 Want to Know Type 64 Console [LtE] Green, Talbot K 05/4 Dec/00 8 U-205 [LtE] Waddell, Dr Peter and 18/3 Sep/13 22 Brown, Dr Douglas UK’s First Ballistic Missile Early Warning System Dean, Sqn Ldr Mike 19/2 Jun/14 30 Ultra and the Battle of the Atlantic Beesley, Patrick; Rohwer, 25/1 Mar/20 1 Jürgen and Knowles, Kenneth Underneath Steel Skies [LtE] Ashwell, Gary 04/1 Mar/99 8 Page 18 of 40 FEATURE ARTICLES - LISTED BY TITLE

TITLE AUTHOR VOL M/Y PAGE Urgent Airborne Tests at Woofferton, Shropshire, Dec 1946 [LtE] May, George 13/3 Sep/08 15 Use of Paid German Intelligence Defence Defectors in stealing Waddell, Dr Peter and 19/1 Mar/14 29 Enigma Codes for the Allies during WWII [LtE] Brown, Dr Douglas V-1s, First to reach England [LtE] Farr, Michael 03/4 Dec/98 8 V-2, Jamming Hall, Peter 04/3 Sep/99 1 V-2, Jamming [LtE] White, Ian 04/4 Dec/99 8 Valves for VHF and UHF - 1 Thrower, Keith 08/4 Dec/03 8 Valves for VHF and UHF - 2 Thrower, Keith 09/2 Jun/04 7 Valves for VHF and UHF - 3 Thrower, Keith 09/4 Dec/04 2 Very Low Frequency [LtE] Waddell, Dr Peter and 12/2 Jun/07 16 Brown, Dr Douglas VHF Airborne Relay [LtE] Brown, Capt E M 13/3 Sep/08 13 VI2: Village Inn versus the V-1 (The First of the Robot Wars) Diprose, Dr Mike 23/3 Sep/18 4 Vincent Briscoe Annual Security Lecture Butcher, Peter 15/4 Dec/10 5 Vintage Military and Amateur Radio Society Buckley, Michael 09/3 Sep/04 10 Vintage Scientific Instruments Butcher, Peter 17/1 Mar/12 16 Voice Rotating Beacon Pegden, Brian 05/4 Dec/00 6 WAAF High Life Edmonds, K R 05/4 Dec/00 7 WAAF on Oboe Cassidy, Mrs Pat 01/5 Dec/96 4 Wartime Company, An Appreciation Judkins, Dr Phil 16/4 Dec/11 9 Wartime Double Beam Oscillograph Davie, Owen H 03/2 Jun/98 1 Watson Watt & Forman, Who knew [LtE] Brown, Dr Douglas and 20/2 Jun/15 27 Waddell, Dr Peter Watson Watt & Wilkins, Memorial to [LtE] Boys, Rex 06/4 Dec/01 8 Watson Watt Radar [LtE] Devereux, Tony 11/2 Jun/06 12 Watson Watt, Bawdsey [AMES 1] and Baird Television at Crystal Brown, Dr Douglas and 20/2 Jun/15 28 Palace, Top Secret collaboration [LtE] Waddell, Dr Peter Waves as Weapons [LtE] Garvik, Lt Cdr Oyvind 14/4 Dec/09 16 Waves from Purbeck, (Purbeck Radar Museum) Penley, Jonathan 13/4 Dec/08 14 Weapon Locating Radar, Further thoughts on Stock, Peter 03/2 Jun/98 6 Wellington Blunders [LtE] Teague, John 15/1 Mar/10 16 What is the point? Penley, Dr W H 01/1 Dec/95 3 What we Now Know [LtE] Waddell, Dr Peter and 18/4 Dec/13 13 Brown, Dr Douglas When radar came to Dorset - Part 1 Batt, Reg 01/1 Dec/95 3 When radar came to Dorset - Part 2 Batt, Reg 01/2 Feb/96 2 When Radar was RDF Welby-Everard, Capt P H E 18/1 Mar/13 16 When Vera met Thumper. Arrival of the Canadian Lancaster at RAF Green, Dick 19/3 Sep/14 1,34 Coningsby Who Knew Them? [LtE] Butcher, Peter 13/3 Sep/08 15 Who Knew Them? [LtE] Penley, Dr W H 13/4 Dec/08 15 Why Seek an Inventor for Radar? [LtE] Latham, Colin 08/4 Dec/03 11 Wimperis and Death Rays Butcher, Peter 12/3 Sep/07 11 Winter’s tale of a bath in a Nissen Vale, Patricia 07/4 Dec/02 12 Winter’s Tale… [LtE] Bullers, Roy 08/1 Mar/03 12 Wireless Butcher, Peter 25/4 Dec/20 1 Wireless in the Trenches: The Tale of B.F.J. Schonland, OBE (mil), Austin, Dr Brian 19/4 Dec/14 16 a colonial wireless officer Wireless Observer Units - Burma Front 1942-43 Bruce-Clayton, Hugh 03/3 Sep/98 2 World First Pioneered by Baird Television Waddell, Dr Peter 16/3 16/3 13 WW1 Direction Finding [LtE] Bradley, Don 20/3 Sep/15 13 WW2 Radar Development and History [RfI] Stanley, Nicholas (Stanley 03/3 Sep/98 8 Foundation) WWII Radar Reunion, 1966, Calgary, Alberta, Canada Cassidy, Alf 01/4 Aug/96 6 X Band Precision Oscillator [LtE] Butcher, Peter 15/3 Sep/10 16 X Band Precision Oscillator [LtE] Jucker, Hans H 15/3 Sep/10 15 Y Service in WW II, in Malta, Personal Recollections of Heighton, Anthony N 07/3 Sep/02 8 Y Service, From Normandy to [LtE] Jarman, Jim 10/4 Dec/05 16

Page 19 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

LIST BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Book Review: Radar A Wartime Miracle by Colin Latham and Anne 01/4 Aug/96 8 Stobbs Book Review: Top Secret Exchange by David Zimmerman 01/4 Aug/96 8 Brinkley Stick (Unusual historic electronic term) 01/4 Aug/96 8 Obituary: Ward, Peter 01/4 Aug/96 5 Obituary: Grimley, Bill, OBE 02/1 Mar/97 8 Recording Radar’s Past 02/1 Mar/97 10 Book Review: Electronic Inventions by G W A Dummer 03/1 Mar/98 7 Book Review: RAF Beam Benders No 80 (Signals) Wing 1940-1945 03/1 Mar/98 7 by Laurie Brettingham. Oboe Abroad 03/2 Jun/98 3 Book Review: Direction Finding as Allied Weapon against German 03/4 Dec/98 6 U-boats 1939-1945 by Arthur Bauer (German text, with diagrams) Book Review: Global Communications since 1844: Geopolitics & 03/4 Dec/98 6 Technology by Dr Peter J Hugill Book Review: Tyne/Tees Defended by Ernie Sockett 03/4 Dec/98 6 Book Review: Japanese Radar and Related Weapons of WW II by 04/1 Mar/99 8 Yasuzo Nakagawa Book Review: They Did Not Fail by Richard L Cartwright 04/1 Mar/99 8 Book Review: British Radio Valves 1904-1925 by Keith R Thrower 04/4 Dec/99 7 Book Review: Dorset’s Radar Days and With Radar to Final Victory 04/4 Dec/99 7 - both published by Purbeck Radar Museum Trust Eureka - Rebecca 05/1 Mar/00 3 Obituary: Hanbury Brown, Professor R 07/1 Mar/02 2 Obituary: Callick, Brian 07/2 Jun/02 9 Obituary: Pierce, John, Inventor of Loran & Omega 07/3 Sep/02 11 Obituary: Batt, Reg 07/4 Dec/02 6 Obituary: Seiger, Joshua, CBE 1/3 May/96 6 Obituary: Latham, Anne 13/2 Jun/08 9 Obituary: Fennessy, Sir Edward CBE, BSc FIEE FRIN 15/1 Mar/10 6 Obituary: Burns, Professor Russell 16/4 Dec/11 4 Obituary: Swords, Sean 17/1 Mar/12 15 Obituary: Younson, Maj Gen Eric 18/3 Sep/13 21 Obituary: Garvik, Commander Senior Grade Oyvind 20/1 Mar/15 52 DEHS Burns Lecture - 2015: “Living in the Network: 100 Years of 20/2 Jun/15 9 Sigint” Obituary: Davie, Owen Hosmer 20/3 Sep/15 15 Dean, Mike: DEHS Preservation Award 23/4 Dec/18 31 DEHS Burns Lecture - 2019: announcement of lecturer 23/4 Dec/18 1 - Jonathan Aylen DEHS AGM - 2019 - Agenda and 2018 Accounts 24/1 Mar/19 22 DEHS AGM - 2020 - Agenda and 2019 Accounts 25/1 Mar/20 18 DEHS AGM - 2020 - Agenda and 2019 Accounts (rev) 25/2.1 Jun/20 16 Adams, John RAF Hope Cove Remembered 07/3 Sep/02 10 Allen, Barbara Radar Remembered [LtE] 10/1 Mar/05 12 Allen, WG Oboe, History [LtE] 03/4 Dec/98 Anon, from ‘Scanner’, Decca Display Group (in 1973) 14/2 Jun/09 1 Decca Radar house magazine Anon, from ‘Scanner’, Decca RDL. A cost - effective Electronic Warfare System for 14/3 Sep/09 1 Decca Radar house Maritime use (in 1973) magazine Anon: Sent by Blanchard, Naval Radio and Radar, Foundations of 13/1 Mar/08 14 Walter Arnold, Geoff Learning from the past 01/1 Dec/95 4 Arnold, Geoff Personal Element 01/2 Feb/96 4 Ashwell, Gary Underneath Steel Skies [LtE] 04/1 Mar/99 8 Austin, Brian Ter Braak’s Transmitter 25/2.1 Jun/20 1 Austin, Dr Brian Schonland, Sir Basil, CBE FRS [RfI] 02/1 Mar/97 11

Page 20 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Austin, Dr Brian Exercise Feeler 07/2 Jun/02 1 Austin, Dr Brian Communications and the Battle of Arnhem 09/4 Dec04 6 Austin, Dr Brian Precursors to Radar - The Watson-Watt Memorandum and the 19/4 Dec/14 27 Daventry Experiment Austin, Dr Brian Skip Wilkins’s Calculations (for Radar) 19/4 Dec/14 25 Austin, Dr Brian Wireless in the Trenches: The Tale of B.F.J. Schonland, OBE (mil), 19/4 Dec/14 16 a colonial wireless officer Austin, Dr Brian Gill, EWB - Taking Wireless to War 20/2 Jun/15 30 Austin, Dr Brian Parabolic Antenna and the Emergence of Radar 21/4 Dec/16 6 Author unknown One Hundred Years of Electronics: the Centenary of the Fleming 08/2 Jun/03 3 Diode (Notice of IEE/IEEE/UCL events, Summer 2004) Axford, Dr Roy Memories of My First Radar Tour 07/2 Jun/02 8 Aylen, Dr Jonathan DEHS Burns Lecture - 2019: “From Cold War to Coal Trains” 24/2 Jun/19 1 Bailey, Alan Defence of Britain Project 01/4 Aug/96 5 Bailey, Alan Defence of Britain Project in Dorset - 1996/1997 02/1 Mar/97 12 Bailey, Alan Explosive Episode in Dorset: the Holton Heath Cordite Factory 03/1 Mar/98 7 Bailey, Alan Profile: Friends of CHiDE Committee Member 07/1 Mar/02 5 Baird, Prof Malcolm School for Secrets (1946), Film Review [LtE] 15/4 Dec/10 15 Baird, Prof Malcolm Truth, the Whole Truth and Nothing but the Truth [LtE] 16/3 Sep/11 15 Baird, Prof Malcolm Baird Television, World First Pioneered by [LtE] 16/4 Dec/11 15 Baird, Prof Malcolm Forman, Jan (1913-1987): The Personal Story [LtE] 21/1 Mar/16 9 Baird, Prof Malcolm Daventry Experiment as a Bistatic Radar 21/2 Jun/16 1 Baird, Prof Malcolm; Castles in the Sky [LtE] 20/2 Jun/15 27 Baker, Mike Push Button Artillery, previously presented by John W Butcher MBE, 17/1 Mar/12 14 Postscript [LtE] Baker, Molly D/F (Direction Finding) Truck [RfI] 03/2 Jun/98 7 Bamborough, Tom Rotor Station, Cold Hesledon [LtE] 04/2 Jun/99 8 Bamborough, Tom IFF, Can you identify this type of? [RfI] 04/3 Sep/99 7 Barker, Katherine CHiDE, First colloquium 01/4 Feb/96 8 Barnes, Mike Mucky Duck visits Worth Matravers 04/1 May/99 5 Barrie, W H Canadians working in Radar [LtE] 04/1 Mar/99 8 Batt, Reg When radar came to Dorset - Part 1 01/1 Dec/95 3 Batt, Reg When radar came to Dorset - Part 2 01/2 Feb/96 2 Batt, Reg Radar Set 271, Birth of 02/4 Dec/97 1 Bauer, Arthur German Radar [LtE] 10/3 Sep/05 11 Bauer, Arthur BOA-12, 12-line carrier telephone system [RfI] 15/2 Jun/10 16 Baxter, Brian S REME Museum 01/2 Feb/96 5 Baxter, Brian S British Weapon Locating Radar [LtE] 03/2 Jun/98 8 Beattie, John Halifax V9977 (7/7/42), Loss of [LtE] 07/4 Dec/02 10 Beattie, John Mystery UK GEE Chain [LtE] 08/1 Mar/03 12 Beattie, John Brain Teaser: Photo of group at 1985 IEEE Radar Convention [LtE] 11/1 Mar/06 12 Beattie, John AUWE Remembered (or Devices and Desires) [LtE] 11/2 Jun/06 12 Beattie, John DEHS Spring Lecture - 2008: “The US Mk 24 airborne acoustic 13/2 Jun/08 9 torpedo - 1943-45” Beattie, John Order of Battle of US Airborne Forces, Operation Overlord 13/3 Sep/08 4 Beattie, John, Decca Legacy [LtE] 16/3 Sep/11 15 Beavis, Dr John Line from the Director 01/2 Feb/96 3 Beavis, Dr John CHiDE news: The Fisher Archive 04/4 Dec/99 4 Beavis, Dr John Book Review: GEMA: Birthplace of German Radar & Sonar by Harry 06/2 Jun/01 3 von Kroge, Beavis, Dr John Profile: Friends of CHiDE Committee Member 06/4 Dec/01 4 Beavis, Dr John Book Review: A Radar History of WW II by Louis Brown 08/1 Mar/03 8 Beavis, Dr John Book Review: The Effect of Science on the Second World War by 08/1 Mar/03 8 Guy Hartcup Beavis, Dr John Transfer of CHiDE Objects Collection 09/1 Mar/04 7 Beavis, Dr John ChiDE, Message from Director - Dr John Beavisr Sp/Ed Aug/98 1 Bechen, Peter von Barkhausen-Kurz Tube - Return from Japan 22/1 Mar/17 7 Beesley, Patrick; Rohwer, Ultra and the Battle of the Atlantic 25/1 Mar/20 1 Jürgen and Knowles, Kenneth Bellamy Grafton, Craig Radar Countermeasures [LtE] 11/2 Jun/06 10

Page 21 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Benson, Ken 2nd Tactical Air Force 12/1 Mar/07 3 Blanchard, Walter Eureka - Rebecca [LtE] 05/2 Jun/00 8 Blanchard, Walter Mekoning or Meaconing? [LtE] 06/4 Dec/01 8 Blanchard, Walter Shot Down [LtE] 07/3 Sep/02 12 Blanchard, Walter Mystery UK GEE Chain [LtE] 07/4 Dec/02 10 Blanchard, Walter GEE Chain De-mystified [LtE] 08/2 Jun/03 6 Blanchard, Walter Radar or Radio? That is the Question 09/2 Jun/04 12 Blanchard, Walter Harris’s Despatches [LtE] 10/3 Sep/05 9 Blanchard, Walter Air Navigation - From Balloons to Concorde [LtE] 10/4 Dec/05 13 Blanchard, Walter Lichtenstein Airborne Radar of WW II [LtE] 10/4 Dec/05 12 Blanchard, Walter Lichtenstein [LtE] 11/2 Jun/06 7 Blanchard, Walter Operational Historic Military Radio Equipment 11/2 Jun/06 3 Blanchard, Walter Dippy, R J - Father of Gee 11/4 Dec/06 11 Blanchard, Walter Profile: DEHS Committee Member 12/1 Mar/07 6 Blanchard, Walter H2S Detection by Germans [LtE] 13/4 Dec/08 15 Blanchard, Walter Radio Relay, History of [LtE] 14/1 Mar/09 16 Blanchard, Walter GEE Chains, Overseas - 1945/46 16/1 Mar/11 1 Blanchard, Walter Decca Navigator System, Origins of 18/1 Jun/13 30 Blanchard, Walter Omega, Origin of [LtE] 18/1 Mar/13 18 Blanchard, Walter Decca Navigator System, Origins of 23/1 Mar/18 16 Blumlein, Simon Profile: DEHS Committee Member 13/1 Mar/08 5 Blumlein, Simon DEHS Autumn Symposium - 2009 - ‘Stop Press’ 14/4 Dec/09 9 Bocking, Nat Seeking Geoffrey Bocking [LtE] 11/1 Mar/06 12 Bodleian Library, Oxford Marconi Archive - On Line 14/1 Mar/09 16 Bolton, Martin Rediffusion Training Simulators 12/4 Dec/07 7 Bown, Ted; Burford, Decca Legacy, extracts: 15.1 Transmitters and 15.2 Receivers 16/2 Jun/11 10 Howard; Graham, Brian; Brooks, Don Boys, Rex G-H, What was, anyway? 04/2 Jun/99 2 Boys, Rex G-H, more on [LtE] 04/4 Dec/99 8 Boys, Rex Eureka - Rebecca [LtE] 05/3 Sep/00 8 Boys, Rex EF50 Memories [LtE] 06/1 Mar/01 8 Boys, Rex Watson Watt & Wilkins, Memorial to [LtE] 06/4 Dec/01 8 Boys, Rex Colleagues Reunited [LtE] 07/2 Jun/02 9 Boys, Rex Radar, Definition of [LtE] 09/1 Mar/04 12 Bradley, Don Direction Finding during WW I - Notes [LtE] 20/3 Sep/15 13 Bradley, Don WW1 Direction Finding [LtE] 20/3 Sep/15 13 Bradsell, Peter Microwave Receivers since WW II, Performance Improvements in, 04/1 Mar/99 1 Radar Man’s View Bradsell, Peter ACR 6 Prototype at Defford - 1 08/1 Mar/03 3 Bradsell, Peter ACR 6 Prototype at Defford - 2 08/2 Jun/03 3 Bradsell, Peter MTI Memoirs 15/1 Mar/10 13 Bradsell, Peter Radar Transmitter Fault-Finding in 1950s. A Curious Episode [LtE] 16/4 Dec/11 16 Bradsell, Peter Nail in the Coffin of a Travelling Wave Tube [LtE] 19/2 Jun/14 29 Bradsell, Peter Early Radar Memories 19/4 Dec/14 25 Bradsell, Peter Radar Transmitter Fault - Finding In The 1950s. A Curious Episode Sp/Ed May/12 16 Special Edition, from Vol.16.4 [LtE] Briggs, J N Magnetron, Multi-Cavity (MCM) Development [LtE] 12/2 Jun/07 14 Briggs, J N Editor’s Quest [LtE] 12/3 Sep/07 16 Briggs, J, N Magnetron Development (Comments) [LtE] 10/4 Dec/05 15 Brockman, Maurice Oboe Abroad [LtE] 08/1 Mar/03 12 Brockman, Maurice Oboe Abroad [LtE] 09/4 Dec/04 12 Brockman, Maurice Oboe Abroad [LtE] 10/1 Mar/05 12 Brockman, Morris RAF experience between Oboe and Gee 04/2 Jun/99 1 Brooke, Geoffrey Swords into Ploughshares, The History of Radar in Fishing 14/1 Mar/09 10 Brooks, Ken Submerged Signal Ejector Control System 18/1 Mar/13 11 Brown Wg Cdr J M Book Review: Britain’s Shield - Radar and the Defeat of the 07/3 Sep/02 12 Luftwaffe by David Zimmerman Brown, Capt E M VHF Airborne Relay [LtE] 13/3 Sep/08 13 Brown, Dr Douglas and Accurate Radar Memories [LtE] 10/3 Sep/05 10 Waddell, Dr Peter Brown, Dr Douglas and Castles in the Sky [LtE] 20/1 Mar/15 36 Waddell, Dr Peter Page 22 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Brown, Dr Douglas and Watson Watt & Forman, Who knew [LtE] 20/2 Jun/15 27 Waddell, Dr Peter Brown, Dr Douglas and Watson Watt, Bawdsey [AMES 1] and Baird Television at Crystal 20/2 Jun/15 28 Waddell, Dr Peter Palace, Top Secret collaboration [LtE] Brown, Ian Radar - a new “Fellowship” [LtE ] 02/1 Mar/97 12 Brown, Ian Book Review: RDF1: The Location of Aircraft by Radio Methods 07/2 Jun/02 6 1935-1945 by Michael Bragg. Brown, Ian Book Review: Britain’s Air Defences 1939-45 by Dr Alfred Price 09/4 Dec/04 10 Brown, Ian Book Review: British Home Defences by Bernard Lowry 09/4 Dec/04 10 Brown, Louis Radar, Inventor of [LtE] 08/4 Dec/03 12 Brown, Prof R Hanbury Book Review: Radar: A Wartime Miracle by Colin Latham and Anne 01/5 Dec/96 9 Stobbs Brown, Wg Cdr J M Cloud Warning Radar [LtE] 02/3 Sep/97 8 Brown, Wg Cdr J M Norway’s NATO Early Warning Radar System 03/3 Sep/98 3 Brown, Wg Cdr J M Rotor Station, Cold Hesledon 04/3 Sep/99 7 Brown, Wg Cdr J M British Success - The Console Type 64 05/2 Jun/00 1 Brown, Wg Cdr J M Book Review: The Life and Times of A D Blumlein by Prof Russell 06/1 Mar/01 2 Burns Brown, Wg Cdr J M EKCO - E K Cole Ltd, Company history 06/1 Mar/01 8 Brown, Wg Cdr J M Cossor, Company history 06/2 Jun/01 8 Brown, Wg Cdr J M Book Review: Call to Arms: A History of Military Communications 06/3 Sep/01 2 from the Crimea War to the Present Day by Maureen Bridge Brown, Wg Cdr J M Metropolitan-Vickers Electrical Co., Company history 06/3 Sep/01 7 Brown, Wg Cdr J M Book Review: Electronic Airborne Goldfish by Air Cdre John 06/4 Dec/01 7 Clements Brown, Wg Cdr J M Book Review: Radar Reflections by Michael Cumming 06/4 Dec/01 7 Brown, Wg Cdr J M Pye Ltd of Cambridge - Company history 06/4 Dec/01 7 Brown, Wg Cdr J M Book Review: Bases of Bomber Command Then and Now by Roger 07/1 Mar/02 6 A Freeman Brown, Wg Cdr J M Book Review: Schonland: Scientist and Soldier by Brian Austin 07/1 Mar/02 6 Brown, Wg Cdr J M General Electrical Company, Company history 07/1 Mar/02 8 Brown, Wg Cdr J M Book Review: Boffin by R Hanbury Brown 07/2 Jun/02 6 Brown, Wg Cdr J M Marconi, Company history 07/2 Jun/02 12 Brown, Wg Cdr J M Profile: Friends of CHiDE Committee Member 07/2 Jun/02 6 Brown, Wg Cdr J M Book Review: Capturing Enigma by Stephen Harper. 07/4 Dec/02 11 Brown, Wg Cdr J M Book Review: Echoes from the Sky by Richard N Scarth 07/4 Dec/02 11 Brown, Wg Cdr J M GEC, History of [LtE] 12/3 Sep/07 13 Browne, Richard Browne, Cecil Oswald [LtE] 12/3 Sep/07 14 Bruce-Clayton, Hugh Wireless Observer Units - Burma Front 1942-43 03/3 Sep/98 2 Bruton, Dr Elizabeth German Cable Telegraphy in World War 1: Yap Island 19/4 Dec/14 3 Bruton, Dr Elizabeth Tolkein, J R R, World War One Signals Officer 19/4 Dec/14 19 Bruton, Dr Elizabeth Signalling at the Battle of Passchendaele, July to November, 1917 21/1 Mar/16 1 Buckley, Michael Vintage Military and Amateur Radio Society 09/3 Sep/04 10 Bullers, Roy Winter’s Tale… [LtE] 08/1 Mar/03 12 Bullers, Sqn Ldr R F IWM Paintings of Radar Stations [LtE] 02/3 Sep/97 8 Bullers, Sqn Ldr R F RAF Drone Hill 04/1 Mar/99 7 Burman, Rod. Magnetron Development 11/1 Mar/06 10 Burns, Prof Russell Baird and Radar [LtE] 08/4 Dec/03 10 Burr, Ron Magnetron Manufacture at Marconi, Early [LtE] 15/4 Dec/10 12 Burr, Ron Hankey Boy, Another [LtE] 16/1 Mar/11 16 Burrows, Eric It shouldn’t happen to a Nav Rad - 1 06/4 Dec/01 2 Burrows, Eric It shouldn’t happen to a Nav Rad - 2 07/1 Mar/02 4 Burrows, Eric It shouldn’t happen to a Nav Rad - 3 07/2 Jun/02 5 Burrows, Eric It shouldn’t happen to a Nav Rad - 4 07/3 Sep/02 6 Burrows, Eric It shouldn’t happen to a Nav Rad - 5 07/4 Dec/02 6 Burrows, Eric It shouldn’t happen to a Nav Rad - 6 08/1 Mar/03 3 Burtenshaw, John Radar, Role of the Radio Amateur in the development of 01/4 Aug/96 2 Butcher, John W Push Button Artillery - 1 09/2 Jun/04 3 Butcher, John W Push Button Artillery - 2 09/3 Sep/04 9 Butcher, John W Radomes and their effect on Guided Weapons 13/1 Mar/08 3 Butcher, Peter DEHS - The Future 08/4 Dec/03 7 Page 23 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Butcher, Peter Silent Witness 08/4 Dec/03 9 Butcher, Peter Profile: DEHS Committee Member 09/1 Mar/04 7 Butcher, Peter Radar Transmitter Output Switching 09/1 Mar/04 2 Butcher, Peter Tribute to Lt. Col. Roderick Graham Wells, BSc, Dip Ed, C.Eng., 09/1 Mar/04 7 MIEE, FIREE Butcher, Peter Life B.C. 09/4 Dec/04 9 Butcher, Peter Book Review: Radar on the Marshes by Andrew and Mike 10/1 Mar/05 10 Passmore Butcher, Peter Obituary: Allen, W G (Bill) 10/1 Mar/05 12 Butcher, Peter DEHS Autumn Symposium - 2005: “Pictures at an Exhibition” 10/4 Dec/05 5 Butcher, Peter German Naval Signals HQ Guernsey 10/4 Dec/05 6 Butcher, Peter Magnetron Development - Notes on conversation with D Tomlin 10/4 Dec/05 11 Butcher, Peter Quest for Higher Frequencies - 1 10/4 Dec/05 1 Butcher, Peter COMSIM Revisited 11/1 Mar/06 1 Butcher, Peter DEHS Spring Lecture - 2006: “Normandy 1944” 11/2 Jun/06 11 Butcher, Peter Magnetron Development - Notes on conversation with D Tomlin – 11/2 Jun/06 1 Correction of transcription error Butcher, Peter Training and Simulators 11/2 Jun/06 11 Butcher, Peter Mount Snowdon and the Development of Radar 11/3 Sep/06 9 Butcher, Peter Re-election of Committee Members, Preparation for 11/3 Sep/06 5 Butcher, Peter Higher Frequencies, The Quest for 11/4 Dec/06 1 Butcher, Peter Marconi Transmitter site memorial: “Sic Transit Gloria Mundi” 11/4 Dec/06 8 Butcher, Peter Quest for Higher Frequencies - 2 11/4 Dec06 1 Butcher, Peter Decca Radar Research Labs. Hersham, (Contacts Required) 12/1 Mar/07 5 Butcher, Peter DEHS AGM - 2006 - Notes 12/1 Mar/07 5 Butcher, Peter DEHS Oral History Interviews, Keith Wood, Pictures. 12/1 Mar/07 6 Butcher, Peter Editor’s Quest 12/1 Mar/07 2 Butcher, Peter Higher Frequencies, The Quest for [RfI] 12/1 Mar/07 2 Butcher, Peter Obituary: Tomlin, Margaret (Peggy) 12/3 Sep/07 8 Butcher, Peter Wimperis and Death Rays 12/3 Sep/07 11 Butcher, Peter RAF Upottery: “Gooney Birds and Gliders” 12/4 Dec/07 1 Sp/Ed May/12 10 Butcher, Peter DEHS Autumn Symposium - 2007: “Government and Commercial 13/1 Mar/08 5 R&D” - Notes Butcher, Peter Marconi and Radar [LtE] 13/2 Jun/08 16 Butcher, Peter Peter Lindsay Memorial Lecture 13/2 Jun/08 4 Butcher, Peter Who Knew Them? [LtE] 13/3 Sep/08 15 Butcher, Peter Radio in the Early 1930s - Part 1 13/4 Dec/08 11 Butcher, Peter RAF Dunkeswell - A Unique Devon AirfIeld 13/4 Dec/08 6 Butcher, Peter Radio in the Early 1930s - Part 2 14/1 Mar/09 6 Butcher, Peter Portable Power for the Soldier - Part 1 14/2 Jun/09 4 Butcher, Peter Radio in the Early 1930s, Previous 14/2 Jun/09 3 Butcher, Peter Marconi 5 kW ‘Battleship’ Set 14/3 Sep/09 6 Butcher, Peter Portable Power for the Soldier - Part 2 14/3 Sep/09 4 Butcher, Peter DEHS Autumn Symposium - 2009: “Electronic Warfare - from WWII 15/1 Mar/10 8 to the Present” Butcher, Peter Obituary: Putley, Dr Ernest 15/1 Mar/10 16 Butcher, Peter An X-Band Precision Oscillator 15/2 Jun/10 1 Butcher, Peter Fur Hat - a Remarkable Data Handling System of the 1960s 15/2 Jun/10 15 Butcher, Peter Obituary: Skinner, Peter 15/3 Sep/10 9 Butcher, Peter X Band Precision Oscillator [LtE] 15/3 Sep/10 16 Butcher, Peter DEHS AGM - 2010 - Notes 15/4 Dec/10 6 Butcher, Peter DEHS Autumn Symposium - 2010: “Components for Electronic 15/4 Dec/10 7 Warfare, the Lessons for Today” Butcher, Peter Vincent Briscoe Annual Security Lecture 15/4 Dec/10 5 Butcher, Peter Book Review: The Decca Legacy. A view from inside the Radar 16/1 Mar/11 14 Company by R L Burr and Contributors Butcher, Peter Obituary: Martin-Bird, Diana 16/2 Jun/11 15 Butcher, Peter Obituary: Scott, Sir David 16/2 Jun/11 15 Butcher, Peter Schuler, Colin and Evelyn [RfI] 16/2 Jun/11 16 Butcher, Peter Vintage Scientific Instruments 17/1 Mar/12 16 Butcher, Peter Communication by Cable - The Ultimate Security? 17/3 Dec/12 2 Butcher, Peter Electricity for Military Use before WWI 18/2 Jun/13 3 Page 24 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Butcher, Peter Batteries for Bowman 18/3 Sep/13 3 Butcher, Peter DEHS Award for Shrivenham MSc Student - 2013 18/3 Sep/13 22 Butcher, Peter DEHS Autumn Symposium - 2013: - “The Cold War” and Burns 18/4 Dec /13 14 Lecture - 2013: “History of Avions Marcel Dassault” Butcher, Peter Early Military Satcom, up to the 1980s, a Brief Look at 18/4 Dec/13 2 Butcher, Peter Magnetic Mines and Other ‘Funnies’ in WWII 18/4 Dec/13 16 Butcher, Peter Marconi Radio Equipment 1918 to the 1920s - Part 1 19/1 Mar/14 3 Butcher, Peter Richborough - The “Mystery” port, 1916 19/1 Mar/14 18 Butcher, Peter DEHS Burns Lecture - 2014: “Elefants, Big Ben and Klein 19/2 Jun/14 23 Heidelberg” and Equipment Exhibition Butcher, Peter Marconi Radio Equipment 1918 to the 1920s - Part 2 19/2 Jun/14 3 Butcher, Peter Marconi Radio Equipment 1918 to the 1920s - Part 3 19/3 Sep/14 3 Butcher, Peter Marconi Radio Equipment 1918 to the 1920s - Part 4 19/4 Dec/14 5 Butcher, Peter Marconi Radio Equipment 1918 to the 1920s concluded 20/1 Mar/15 22 Butcher, Peter DEHS Summer Visit - 2015 - Churchill War Rooms & Science 20/2 Jun/15 25 Museum, Communications Gallery Butcher, Peter AN/APR-4 ECM Receiver 20/3 Sep/15 3, 23 Butcher, Peter DEHS Award for Shrivenham MSc Student - 2015 20/3 Sep/15 1 Butcher, Peter DEHS Autumn Symposium - 2015: “Living in the Network: One 20/4 Dec/15 1 Hundred Years of British SIGINT” Butcher, Peter DEHS Burns Lecture - 2016: “Churchill’s Bomb” (Notes on) 21/2 Jun/16 8 Butcher, Peter Defence Electronics History - One Man’s View from 1958 - Part 1 21/3 Sep/16 3 Butcher, Peter Defence Electronics History - One Man’s View from 1958 - Part 2 21/4 Dec/16 9 Butcher, Peter DEHS Autumn Symposium - 2016: “Mobile Communications” 21/4 Dec/16 1 Butcher, Peter Defence Electronics History - One Man’s View from 1958 - Part 3 22/1 Mar/17 14 Butcher, Peter Orling-Armstrong Detector 22/1 Mar/17 9 Butcher, Peter Defence Electronics History - One Man’s View from 1958 - Part 4 22/2 Jul/17 10 Butcher, Peter Obituary: Legg, Lt Cdr William (Bill) E, RN 22/3 Sep/17 2 Butcher, Peter DEHS AGM - 2017 - Notes 22/4 Dec/17 43 Butcher, Peter DEHS Autumn Symposium - 2017: “Savage Little Wars” 22/4 Dec/17 1 Butcher, Peter Spectroscopy, Cable Testing, Radiometers and Rolling Mills 22/4 Dec/17 6 Butcher, Peter Short Survey of Battery in Radio Communications 23/2 Jun/18 3 Butcher, Peter Batteries - Choosing the Right One 24/3 Sep/19 3 Butcher, Peter Batteries for Bowman - The Background 24/3 Sep/19 13 Butcher, Peter DEHS Conference - 2019: “Security & Intelligence” 24/4 Dec/19 3 Butcher, Peter Wireless 25/4 Dec/20 1 Butcher, Peter & Helm, DEHS Burns Lecture - 2015 - Exhibition 20/2 Jun/15 3 Tony Callick, Betty Callick, Brian [LtE] 07/2 Jun/02 9 Callick, Brian NT57 First Transmitter Valve designed for Radar 02/3 Sep/97 2 Callick, Brian Making a Radar Magnetron 03/1 Mar/98 1 Callick, Brian Making a Radar Receiver - Part 1 03/4 Dec/98 6 Callick, Brian Making a Radar Receiver - Part 2 04/1 Mar/99 4 Cambrook, Frances CHiDE, Message from new Manager - Frances Cambrook 03/4 Dec/98 1 Cambrook, Frances CHiDE, News about - Hectic Times 04/4 Dec/99 1 Cambrook, Frances Fisher Archive - Photographs - 1 04/4 Dec/99 1 Cambrook, Frances Fisher Archive - Photographs - 2 05/1 Mar/00 7 Cambrook, Frances Profile: Friends of CHiDE Committee Member 07/4 Dec/02 5 Cambrook, Frances Oral History Research Unit 08/1 Mar/03 7 Cambrook, Frances CHiDE, New Manager of, writes Sp/Ed Aug/98 2 Cassidy, Alf WWII Radar Reunion, 1966, Calgary, Alberta, Canada 01/4 Aug/96 6 Cassidy, Mrs Pat WAAF on Oboe 01/5 Dec/96 4 Chamac, John Book Review: Einstein’s Predicament: A new approach to the speed 11/3 Sep/06 12 of light by Francis Pym and Clifford Denton Chambers, Mike and Microwave Landing System (MLS) 14/4 Dec/09 1 Taylor, Paul Charles, Dennis (Sent in by Orange Yeoman, Cartoon Christmas Card 12/1 Mar/07 11 Donald Tomlin) Chittenden, Prof Keith Radomes and their effect on Guided Weapons, (Email reply) 13/2 Jun/08 14 Chittenden, Prof, Keith Microwave Landing System [LtE] 15/1 Mar/10 16 Cockburn, Jim GEE Airborne Equipment [LtE] 14/2 Jun/09 16

Page 25 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Coldwell, Prof John, K, and Pulse Compression 16/3 Sep/11 12 the late Dr Ken Milne Coleman, Michael Secret Listeners 10/1 Mar/05 1 Collings, R Cossor Radio Equipment - 1940s [LtE] 02/2 Jun/97 8 Cossor Radar Ltd, GEE Airborne Equipment, New 13/3 Sep/08 5 Brochure Cox, Philip Battle of the Atlantic 07/3 Sep/02 1 Cox, Philip Memories of Surface Warning Radar 08/4 Dec/03 3 Sp/Ed May/12 12 Cox, Philip RN Centimetric Radar in the Battle of the Atlantic - Part 1 15/4 Dec/10 1 Cox, Philip RN Centimetric Radar in the Battle of the Atlantic - Part 2 16/1 Mar/11 3 Davie, Owen H Wartime Double Beam Oscillograph 03/2 Jun/98 1 Davie, Owen H CH, Prelude to [LtE] 05/2 Jun/00 8 Davie, Owen H Seeking Geoffrey Bocking [LtE] 11/2 Jun/06 12 Dean, Sqn Ldr Mike Access to our electronics heritage 01/2 Feb/96 8 Dean, Sqn Ldr Mike Air Forces Radar Reunion 12/1 Mar/07 3 Dean, Sqn Ldr Mike Mushroom -Kept in the Dark for 72 Years 18/1 Mar/13 22 Dean, Sqn Ldr Mike UK’s First Ballistic Missile Early Warning System 19/2 Jun/14 30 Dean, Sqn Ldr Mike Chain Home, The Goniometer and All That 19/3 Sep/14 18 Watson-Watt’s” Greatest Mistake”? Dean, Sqn Ldr Mike GEC, 1939 Visit by Megaw et al to Gutton in France 21/1 Mar/16 12 DEHS DEHS Autumn Symposium - 2004: “Clandestine Radio” - Notes 08/4 Dec/04 7 DEHS Committee DEHS Draft Constitution for Approval at AGM, 12/09/03 08/3 Sep/03 4 Devereux, Tony Hunting the Bismarck 01/3 May/96 2 Devereux, Tony Chain Home Radar [LtE] 10/1 Mar/05 12 Devereux, Tony His Master’s Voice (re Goering’s predictions) [LtE] 10/4 Dec/05 16 Devereux, Tony Watson Watt Radar [LtE] 11/2 Jun/06 12 Dick, Sqn Ldr Eric Oboe on the Continent [LtE] 02/4 Dec/97 8 Dick, Sqn Ldr Eric Oboe on the Continent [LtE] 03/1 Mar/98 8 Diprose, Dr Mike Profile: DEHS Committee Member 13/2 Jun/08 10 Diprose, Dr Mike AGLT - The First Thousand Years [LtE] 21/1 Mar/16 8 Diprose, Dr Mike Magnetron, Cavity: There are Known Knowns and Known 22/3 Sep/17 3 Unknowns - but are there Unknown Unknowns? Diprose, Dr Mike VI2: Village Inn versus the V-1 (The First of the Robot Wars) 23/3 Sep/18 4 Diprose, Dr Mike. GEE plug-in unit Type 4252 [LtE] 17/2 Jun/12 16 Dix, Wg Cdr K J Mekoning - Does it Work? 06/2 Jun/01 3 Dix, Wg Cdr K J Electronic Warfare - 1940-1970 11/3 Sep/06 3 Duell, Charles Everything that can be learned has been learned 01/2 Feb/96 1 Duffy, Dr Michael Modern Electronics, Evolution of 03/2 Jun/98 4 Duggan, John (given by DEHS Spring Lecture - 2003 - “The Zeppelin: Military, Political and 08/2 Jun/03 5 Colin Latham) Propaganda Perspectives” Dummer, G W A Top Secret Exchange [LtE] 02/2 Jun/97 8 Dummer, G W A Reminiscences of early days of Radio & Radar 02/3 Sep/97 1 Dummer, G W A Reminiscences of the Early Days of Radio & Radar 02/4 Dec/97 2 Dummer, G W A Electronic Inventions and Discoveries [RfI] 03/3 Sep/98 8 Dunn, Sidney C Trials of a Development Engineer during WWII 07/1 Mar/02 7 Earle, Jim Defence of Britain Project 01/1 Dec/95 2 East, Tom Telecommunications Research Establishment - Malvern 04/2 Jun/99 6 Eastwood, C R Literature of Radar - Part I 01/3 May/96 7 Eastwood, C R Literature of Radar - Part II 01/4 Aug/96 7 Eastwood, C R Literature of Radar - Part III 01/5 Dec/96 11 Eastwood, C R Oboe on the Continent - Part 2 02/4 Dec/97 6 Edmonds, K R Radar - a new “Fellowship” 01/5 Dec/96 10 Edmonds, K R WAAF High Life 05/4 Dec/00 7 Edwards, Brian Air Radar Fitter 06/2 Jun/01 6 Edwards, Brian Radar Station on Gibbet Hill 14/4 Dec/09 11 Egan, James G-H, What was, anyway? [LtE] 04/3 Sep/99 8 Egan, Jim Colleagues Reunited [LtE] 07/1 Mar/02 8 Ellam, Clive Book Review: Cold War, Hot Science: Applied Research in Britain’s 12/1 Mar/07 15 Defence Laboratories. 1945-1990 Edited by M M Chrimes, Robert Bud and Philip Gummet Page 26 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Ellis, Laura Laura Ellis, Profile 08/1 Mar/03 6 Emmerson, Andrew Receiving Enemy TV signals during WW2 [RfI] 05/1 Mar/00 8 Erskine, Ralph Tiltman, Brig John Hessell, Military Service of [LtE] 25/4 Dec/20 21 King, David and Lubienski, and reply to [LtE] 22 Mark Essen, Ray GEE Airborne Equipment for Civil Aviation, New [LtE] 13/4 Dec /08 16 Essen, Ray Fort Monmouth [LtE] 15/4 Dec/10 16 Essen, Ray Omega, Origin of - Britain’s Contribution to the First Global 17/3 Dec/12 27 Navigation System Essen, Ray Omega, Origin of - reply to Walter Blanchard [LtE] 18/2 Jun/13 39 Essen, Ray Tellurometer 19/1 Mar/14 28 Essen, Ray Clock Synchronisation - Part 1 21/4 Dec/16 20 Essen, Ray Clock Synchronisation - Part 2 22/2 Jul/17 3 Evans, Alfred G-H, Wartime Radar Precision Bombing System 03/4 Dec/98 3 Exton, Charles Profile: Friends of CHiDE Committee Member 07/3 Sep/02 5 Exton, Charles Secret Radar Factory - Part 1 07/3 Sep/02 3 Exton, Charles Secret Radar Factory - Part 2 07/4 Dec/02 3 Exton, Charles CENTI’METER’ (poem, ~1942) 10/3 Sep/05 12 (contributed) Farr, Michael V-1s, First to reach England [LtE] 03/4 Dec/98 8 Fawson, Dennis Oswald & Willie [LtE] 05/4 Dec/00 8 Fennessy, Sir Edward Bawdsey remembered 01/3 May/96 1 Fennessy, Sir Edward RAF No 60 Group (Radar) Fighter Command - Part 1 01/5 Dec/96 1 Fennessy, Sir Edward RAF No 60 Group (Radar) Fighter Command - Part 2 02/1 Mar/97 1 Fisher, Doug Action - Take One 01/2 Feb/96 7 Fordham, D N Microwave Cooking 12/2 Jun/07 1 Fordham, DN Magnetron, Multi-Cavity (MCM) Development, More of [LtE] 12/2 Jun/07 15 Frazer, G J New Zealand Radars - Part 1 13/1 Mar/08 11 Frazer, G J New Zealand Radars - Part 2 13/2 Jun/08 5 Fry, Wilfred, J Microwave Cooking [LtE] 12/3 Sep/07 13 Gabbitas, Arthur Auxiliary Units (British Resistance) 1940-1944 [RfI] 02/2 Jun/97 7 Garvik, Lt Cdr Oyvind German Heat Detection Equipment in Norway 14/2 Jun/09 5 Garvik, Lt Cdr Oyvind Norwegian Intelligence Vessels - Part 2 14/2 Jun/09 12 Garvik, Lt Cdr Oyvind TRADE, maritime radar search receiver 14/3 Sep/09 3 Garvik, Lt Cdr Oyvind Waves as Weapons [LtE] 14/4 Dec/09 16 Garvik, Lt Cdr Oyvind Norwegian Intelligence Vessels - Part 1 Sp/Ed May/12 1 Geddes, J C RAF Brandy Bay [LtE] 08/3 Sep/03 8 Gee, Frank, sent in by TRE Malvern – Poem: “Tale of the Perishing Gate” 11/1 Mar/06 5 Donald Tomlin Gerlitzky, Werner Radar Development in Germany 1935-45 14/2 Jun/09 6 Gill, Dunkin Bawdsey Painting [LtE] 02/1 Mar/97 12 Gledhill, John AMES Type 70 - Email to Piet Truren 10/2 Jun/05 11 Goerth, Prof Joachim Barkhausen-Kurz Oscillations and Related Tubes 22/1 Mar/17 1 Grantham-Wright, K Bomb, Building a Better 10/4 Dec/05 8 Grantham-Wright, K Bomb, Building a Better, Addendum 11/1 Mar/06 12 Gray, Trevor Airborne Doppler Radar Development - Part 1 12/3 Sep/07 1 Gray, Trevor Airborne Doppler Radar Development - Part 2 12/4 Dec/07 3 Gray, Trevor Airborne Doppler Radar Development - Part 3 13/1 Mar/08 3 and in Special Edition Sp/Ed May/12 3 Gray, Trevor Airborne Doppler Radar Development - Part 4 13/2 Jun/08 3 Green, Dick Profile: DEHS Committee Member 09/3 Sep/04 5 Green, Dick DEHS Autumn Symposium - 2006 (with Photo) 11/4 Dec/06 12 Green, Dick DEHS Award for Shrivenham MSc Student - 2008 13/3 Sep/08 12 Green, Dick DEHS Award for Shrivenham MSc Student - 2009 14/3 Sep/09 11 Green, Dick DEHS AGM - 2009 - Notes 14/4 Dec/09 8 Green, Dick DEHS Award for Shrivenham MSc Student - 2010 15/3 Sep/10 8 Green, Dick DEHS Award for Shrivenham MSc Student - 2011 16/3 Sep/11 9 Green, Dick DEHS Conference - 2011: HISTEST (History of Testing) 16/4 Dec/11 5 Green, Dick DEHS Burns Lecture - 2012: “Wizards and Luddites” 17/2 Jun/12 9 - Science Churchill and the Second World War” Green, Dick DEHS Award for Shrivenham MSc Student - 2014 19/3 Sep/14 1

Page 27 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Green, Dick When Vera met Thumper. Arrival of the Canadian Lancaster at RAF 19/3 Sep/14 1,34 Coningsby Green, Dick Obituary: Cox, Philip, DSC, QC 19/4 Dec/14 35 Green, Dick DEHS Award for Shrivenham MSc Student - 2016 21/3 Sep/16 1 Green, Dick DEHS Award for Shrivenham MSc Student - 2017 22/3 Sep/17 1 Green, Dick DEHS Award for Shrivenham MSc Student - 2018 23/3 Sep/18 1 Green, Dick Obituary: Exton, Charles 23/3 Sep/18 3 Green, Mike et al, from Introduction of Digital & Software Processing into Radar System 17/1 Mar/12 10 ‘The Decca Legacy’ Designs - Part 2 Green, Mike et al, from Introduction of Digital & Software Processing into Radar System 17/3 Dec/12 24 ‘The Decca Legacy’ Designs - Part 3 Green, Mike et al, from Introduction of Digital & Software Processing into Radar System 18/1 Mar/13 3 ‘The Decca Legacy’ Designs - Part 4 Green, Mike; Newcombe, Introduction of Digital & Software Processing into Radar System 16/4 Dec/11 1 Bob;Wills, Bill; Lawler, Designs - Part 1 Kevin; Wigmore, Chris; Cowlard, Mike Green, Talbot K Type 64 Console [LtE] 05/4 Dec/00 8 Green, Talbot K Radar Simulators, early, Personal Reminiscences of 06/1 Mar/01 7 Green, Talbot K Exercise Feeler Revisited 08/1 Mar/03 4 Green, Talbot K Solartron, Notes on the History of 08/3 Sep/03 1 Green, Talbot K AMES Type 70 [LtE] 10/2 Jun/05 11 Green, Talbot K Chain Home Radar History 10/4 Dec/05 12 Green, Talbot K Book Review: The Day We Bombed Switzerland by Jackson 14/4 Dec/09 14 Granholm Green, Talbot K Buried Treasure (or not) [LtE] 15/2 Jun/10 16 Green, Talbot K Graf Zeppelin Visit [LtE] 17/1 Mar/12 16 Gregory, Les MESAR; Multifunctional Electronically scanned Array 18/3 Sep/13 9 Hack Hack Green Secret Nuclear Bunker 04/1 Mar/99 2 Hall, Peter V-2, Jamming 04/3 Sep/99 1 Hall, Peter Bomb Detector [LtE] 05/4 Dec/00 8 Hall, Peter Moonshine [LtE] 06/3 Sep/01 8 Hall, Peter Reminiscences of My Working Life [LtE] 14/1 Mar/09 15 Hanbury Brown, Prof R A la recherché du Temps Perdu 01/4 Aug/96 1 Hankins, Richard Brain Teaser: R1132A Receiver 10/3 Sep/05 8 Hannan, Maj P Defence Academy of the United Kingdom 09/1 Mar/04 1 Hannan, Maj P Royal Military College of Science 09/3 Sep/04 1 Harrild, Peter G-H, No, at Colloquium [LtE] 03/2 Jun/98 8 Harrild, Peter CH, Climbing towers [LtE] 06/1 Mar/01 7 Harris, Eric Of Cans, Globs and the Beat” - A Radiosonde Experience 18/3 Sep/13 19 Hayward, Sqn Ldr Frank Mystery Object? [LtE] 07/2 Jun/02 9 Hayward, Sqn Ldr R Fisher Archives, Response to photographs 05/1 Mar/00 7 Heath, I M (née Ware) HMS Bee [RfI] 02/2 Jun/97 7 Heebels, Geert H Radar Development in the Netherlands - Part 10 18/2 Jun/13 26 Heebels, Geert H Radar Development in the Netherlands - Part 11 18/3 Sep/13 15 Heighton, Anthony N Y Service in WW II, in Malta, Personal Recollections of 07/3 Sep/02 8 Henderson, Andrew, W State Bursar 12/2 Jun/07 3 Henn-Collins, Lt Col C A Taking Equipment from Imperial War Museum 02/1 Mar/97 6 Herbert, Ray CH Radar Transmitters Baird TV connection 02/1 Mar/97 2 Hill, Dr Adrian, R Baird was the Inventor of Radar [LtE] 09/1 Mar/04 12 Hill, Prof Peter DEHS Spring Lecture - 2009: “A Short History of Cryptography 14/1 Mar/09 9 - from Vigenere, through Shannon to Plank” Hill, Prof Peter BBC Monitoring Service - A Short Engineering History 16/2 Jun/11 7 Also in Special Edition Sp/Ed May/12 Hill, Roy G How Radar Saved the Day 07/4 Dec/02 7 Hocking, Peter GEE Stations [LtE] 08/2 Jun/03 7 Holdsworth, Ron TRIDAC 01/5 Dec/96 2 Hooton, Ted Oboe on the Continent [LtE] 03/1 Mar/98 8 Howard, Malcolm Huff Duff [LtE] 03/4 Dec/98 Howes, Robin TR9D - RAF Fighter Command Set [LtE] 08/4 Dec/03 12 Howes, Robin DEHS Summer Visit - 2006 - Carpetbaggers Museum - Report 11/4 Dec/06 4 Hunt, David RAF Radio Countermeasures in WWII [LtE] 10/4 Dec/05 15 Page 28 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Inglis, Brandon, D Baird’s Reflected Images 09/1 Mar/04 10 Inglis, Brandon, D Baird’s Reflected Images [LtE] 09/2 Jun/04 11 Jackson, Andy Single Side Band C11 - the MEL L556 - Part 1 15/1 Mar/10 4 Jackson, Andy Single Side Band C11 - the MEL L556 - Part 2 15/3 Sep/10 4 Jackson, Andy Single Side Band C11 - the MEL L556 - Part 3 15/4 Dec/10 10 Jackson, Andy Single Side Band C11 - the MEL L556 - Part 4 16/1 Mar/11 10 James, Brian From the desk of Brian James - Manager 01/3 May/96 4 Jarman, Jim Y Service, From Normandy to [LtE] 10/4 Dec/05 16 Jeffrey, Derek Flying Skynet 2 06/4 Dec/01 1 Jeffrey, Derek An Embarrassing Incident 07/2 Jun/02 11 Jennings, Peter and Tale of a TUBA 19/2 Jun/14 45 Kaesehagen, John John Teague Profile: DEHS Committee Member 08/1 Mar/03 5 Jones, Tony Metro Vickers - Manchester [LtE] 12/3 Sep/07 16 Jones, Tony Chilbolton Meteorological Radar Antenna [LtE] 19/1 Mar/14 28 Jucker, Hans H German FuG 202 and FuG220 Lichtenstein airborne radar sets 08/4 Dec/03 1 Jucker, Hans H German WWII, FuSAn 721 ‘Knickebein’ - Procedure 08/4 Dec/03 5 Jucker, Hans H German Radar Transmitter Technology, Early - 1 09/1 Mar/04 3 Jucker, Hans H German Radar Transmitter Technology, Early - 2 09/2 Jun 04 8 Jucker, Hans H Radomes and their effect on Guided Weapons, (Email reply) 13/2 Jun/08 13,14 Jucker, Hans H X Band Precision Oscillator [LtE] 15/3 Sep/10 15 Jucker, Hans H German WWII FuG 25a Erstling IFF Transponder 17/2 Jun/12 1 Judkins, Dr Phil DEHS/CHiDE Archives 09/1 Mar/04 7 Judkins, Dr Phil Profile: DEHS Committee Member 09/2 Jun/04 6 Judkins, Dr Phil ChiDE, Archives of, and the Oral History Project 10/1 Mar/05 6 Judkins, Dr Phil Jack’s Mystery Nissen 10/2 Jun/05 8 Judkins, Dr Phil Brain Teaser: Photos, GL Radar Personalities 10/3 Sep/05 8 Judkins, Dr Phil DEHS Summer Visit - 2005 - La Coupole 10/3 Sep/05 5 Judkins, Dr Phil Book Review: The Birth of British Radar: Memoirs of Arnold ‘Skip’ 11/3 Sep/06 12 Wilkins OBE - Editors: Anne Stobbs and Colin Latham Judkins, Dr Phil Radar History Museum, New; Worth Matravers Opening 11/3 Sep/06 11 Judkins, Dr Phil Archive Matters, Your Queries, DEHS and National Archives 12/1 Mar/07 7 Judkins, Dr Phil Solder Tags - 1 12/1 Mar/07 7 Judkins, Dr Phil Solder Tags - 2 12/3 Sep/07 6 Judkins, Dr Phil Book Review: The Secret War Factory by Charles Exton 13/2 Jun/08 12 Judkins, Dr Phil Solder Tags - 3 13/2 Jun/08 11 Judkins, Dr Phil Solder Tags - 4 13/3 Sep/08 10 Judkins, Dr Phil DEHS AGM - 2008 - Notes 13/4 Dec/08 8 Judkins, Dr Phil DEHS Conference - 2010: CAVMAG - Triumph over the Volcano 15/2 Jun/10 3 Judkins, Dr Phil Book Review: Building Radar: Forging Britain’s Early-Warning 15/3 Sep/10 14 Chain 1935-45 by Colin Dobinson Judkins, Dr Phil DEHS, Charting a Course: Proposed Future Events and Symposia 15/3 Sep/10 7 Judkins, Dr Phil DEHS Future Events and Symposia - Charting a course 15/4 Dec/10 8 Judkins, Dr Phil Obituary: Holmes, Professor Richard, CBE TD 16/2 Jun/11 15 Judkins, Dr Phil Truth, the Whole Truth, and nothing but the Truth. What Historians 16/2 Jun/11 1 Want to Know Judkins, Dr Phil Just Want the Facts, Ma’am - Part 1 16/3 Sep/11 10 Judkins, Dr Phil Wartime Company, An Appreciation 16/4 Dec/11 9 Judkins, Dr Phil Just Want the Facts, Ma’am - Part 2 17/1 Mar/12 5 Judkins, Dr Phil DEHS Autumn Symposium - 2012: “Intercept” 17/3 Dec12 32 Judkins, Dr Phil DEHS Restoration Award - 2014 - Arthur Bauer 19/2 Jun/14 43 Judkins, Dr Phil Leclanché Cells - You’ve Heard the Lecture - Now Find a Home for 23/2 Jun/18 11 them Judkins, Dr Phil Enigma, Basic Aide-memoire on 25/3.1 Sep/20 18 Kampstra, Adriaan J Magnetron, Cavity 14/4 Dec/09 6 Kampstra, Prof Adriaan J Radar Development in the UK - 1934-1945 – Part 1 14/3 Sep/09 12 Kampstra, Prof Adriaan J Radar Development in the UK - 1934-1945 – Part 2 15/1 Mar/10 11 Kampstra, Prof Adriaan J Radar Development in the UK - 1934-1945 – Part 3 15/3 Sep/10 10 Kebby, Geoff Secret Weapon 06/4 Dec/01 3 King, David and Lubienski, Tiltman, Brig John Hessell, Military Service of 25/3.2 Sep/20 1 Mark

Page 29 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Kingsley, F A D-Day radar jamming and deception, German Korfu radar jammers 04/1 Mar/99 6 [LtE] Kingsley, F A Naval Communications [LtE] 06/4 Dec/01 8 Kingsley, F A Reminiscences of a Wartime Naval Boffin, Some 08/1 Mar/03 1 Kingsley, F A Radar, Pioneers of [LtE] 10/4 Dec/05 13 Kingsley, F G Matter of fact (Type 271 radar, cavity magnetron development, 03/3 Sep/98 4 Dr E C S Magaw & magnetron development, ground radars) Klaver, Leen et al Radar Development in the Netherlands - Part 01 15/4 Dec/10 14 Klaver, Leen et al Radar Development in the Netherlands - Part 02 16/1 Mar/11 12 Klaver, Leen et al Radar Development in the Netherlands - Part 03 16/2 Jun/11 7 Klaver, Leen et al Radar Development in the Netherlands - Part 04 16/3 Sep/11 7 Klaver, Leen et al Radar Development in the Netherlands - Part 05 16/4 Dec/11 6 Klaver, Leen et al Radar Development in the Netherlands - Part 06 17/1 Mar/12 6 Klaver, Leen et al Radar Development in the Netherlands - Part 07 17/2 Jun/12 4 Klaver, Leen et al Radar Development in the Netherlands - Part 08 17/3 Dec/12 25 Klaver, Leen et al Radar Development in the Netherlands - Part 09 18/1 Mar/13 13 Krul, Leo Radar Development at the Technical University of Delft after WWII 18/4 Dec/13 7 Latham, Colin Book Review: Top Secret Exchange: The Tizard Mission and the 01/5 Dec/96 8 Scientific War by David Zimmerman Latham, Colin Prelude to CH and Defence Electronics in WWII 05/1 Mar/00 1 Latham, Colin High Life of RAF Radio (Radar) Mechanics in WWII 05/3 Sep/00 7 Latham, Colin Spongy Lock (CH station pulse rate) [LtE] 05/3 Sep/00 8 Latham, Colin Magnetrons for Radar 06/1 Mar/01 1 Latham, Colin Profile: Friends of CHiDE Committee Member 06/3 Sep/01 4 Latham, Colin Profile: DEHS Committee Member 08/4 Dec/04 6 Latham, Colin Why Seek an Inventor for Radar? [LtE] 08/4 Dec/03 11 Latham, Colin Book Review: A View of Air Defence Planning in the Control and 09/1 Mar/04 9 Reporting System 1949-1964 by R H G Martin Latham, Colin DEHS, Message from Chairman - Colin Latham 09/1 Mar/04 1 Latham, Colin Radar and radar-like equipments, Classification of (email) 09/1 Mar/04 11 Latham, Colin Obituary: Boys, Rex (1923 - 2004) 09/2 Jun/04 12 Latham, Colin Accurate Radar Memories [LtE] 10/2 Jun/05 12 Latham, Colin Chain Home Radar [LtE] 10/2 Jun/05 12 Latham, Colin First Step 10/2 Jun/05 1 Latham, Colin Accurate Radar Memories [LtE] 10/4 Dec/05 12 Latham, Colin Accurate Radar Memories [LtE] 11/2 Jun/06 9 Latham, Colin It’s Farewell From Him! 11/3 Sep/03 5 Latham, Colin DEHS Photo Collection, Information Required 12/2 Jun/07 7 Latham, Colin Obituary: Fisher, Douglas, FRPS 12/3 Sep/07 8 Latham, Colin Obituary: Wilkins, Nancy 16/1 Mar/11 7 Latham, Colin Holiday Surprise 16/3 Sep/11 9 Latham, Colin Holiday Surprise [LtE] Sp/Ed May/12 15 Latham, Colin, for Mrs Metropolitan Vickers [LtE] 04/4 Dec/99 7 Rona Lowe Latham, Collin Magnetron, Cavity, Secret 10/3 Sep/05 1 Leeds University – DEHS Marconi Pamphlet 230/3 21/2 Jun/16 21 Interwar Project - Part 1: Commercial Marconi Service Receiver Type R.C.6c Leeds University – DEHS Marconi Pamphlet 230/3 21/3 Sep/16 21 Interwar Project - Part 2: Marconi Magnetic Drum Recording Equipment Leeds University – DEHS Marconi Pamphlet 230/3 22/2 Jul/17 17 Interwar Project - Part 3: General Technical Considerations Lens, Robert Radar Development in the Netherlands - Part 12 19/1 Mar/14 30 Lister, Anthony Radio Reception in Germany (1942-45) - 1 09/1 Mar/04 5 Lister, Anthony Radio Reception in Germany (1942-45) - 2 09/2 Jun/04 10 Lovell, Sir Bernard CHiDE - From small beginnings 01/1 Dec/95 1 Luff, David Disappearance of an Aviation Pioneer [RfI] 03/2 Jun/98 7 Martin, Richard Radar Photographic Display System 1498 06/3 Sep/01 3 Marzolini, Dr R G A Bawdsey & Beyond [LtE] 02/1 Mar/97 12 and reply by Doug Myhill [LtE] Mason, Geoff and Thomas, BEME Loop [LtE] 02/1 Mar/97 9 Stan Mason, Lt Cdr Geoffrey B An Antipodean Contribution - 1 [NZ contribution to radar at sea] 12/2 Jun/07 10 Page 30 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Mason, Lt Cdr Geoffrey B An Antipodean Contribution - 2 [NZ contribution to radar at sea] 12/3 Sep/07 9 Mason, Lt Cdr Geoffrey B HF D/F in Royal Navy Warships 13/1 Mar/08 8 Mason, Lt Cdr Geoffrey B Radio Communications in HM Ships [LtE] 14/2 Jun/09 16 Mason, Lt Cdr Geoffrey B HMS Nelson Radar Aerial [LtE] 14/3 Sep/09 11 May, George Dr A C Bartlett and VHF Radio 09/3 Sep/04 6 May, George Fighter Direction on D-Day 09/3 Sep/04 3 May, George Stories of Bletchley [LtE] 11/3 Sep/06 10 May, George Hurricane R4118 13/3 Sep/08 1.4 May, George Secret War Factory [LtE] 13/3 Sep/08 16 May, George Urgent Airborne Tests at Woofferton, Shropshire, Dec 1946 [LtE] 13/3 Sep/08 15 May, George Book Review: The Secret Wireless War: 14/4 Dec/09 14. The Story of MI6 communications 1939-1945 by Geoffrey Pidgeon May, George Book Review: The Illustrated Guide to ARMAGEDDON, Britain’s 15/1 Mar/10 16 Cold War by Bob Clarke May, George Obituary: Lloyd Jones, Dr I 15/2 Jun/10 16 May, George Radar Development in the UK - 1934-1945 [LtE] 15/2 Jun/10 16 May, George Book Review: GCHQ - The uncensored story of Britain’s most 15/3 Sep/10 16 secret intelligence agency by Richard J Aldridge May, George RAE, Radio Dept - Background notes and members [LtE] 16/2 Jun/11 16 May, George RAE, Radio Dept - Background notes 16/3 Sep/11 5 May, George and Butcher, Book Review: Flying Boffin by Freddie Stringer 13/3 Sep/08 14 Peter May, Prof Vincent Radar-location site at Stonebarrow Hill, Charmouth, W Dorset [RfI] 03/2 Jun/98 7 McCarthy, Jerry Enigma, 3-Rotor, Overview of Early Polish Methods for Breaking 25/3.1 Sep/20 1 McDonald, Keith D Global Positioning System, Early Development 23/1 Mar/18 3 McNichol, Pam (née Mills) RAF Hope Cove [RfI] 03/3 Sep/98 8 McNicol, Pamela RAF Bolt Head and Hope Cove 03/4 Dec/98 7 Meek, George RAF Dronehill [LtE] 03/4 Dec/98 Merriman, Geoffrey RAF Renscombe Down, Memories of 02/2 Jun/97 3 Mills, Dennis R Training of Linguists for War, Coulsdon, 1952-4 - Part 1: Learning 20/1 Mar/15 14 Russian Mills, Dennis R Training of Linguists for War, Coulsdon, 1952-4 - Part 2: Learning 20/2 Jun/15 18 Russian Mills, Dr Adrian Baird Television Ltd and Radar 07/1 Mar/02 1 Mitchell, Colin Stone Frigates & strange Ways 07/1 Mar/02 3 Morgan, Lt Cdr T. Radio Communications in HM Ships - Part 1 13/2 Jun/08 7 Morgan, Lt Cdr T. Radio Communications in HM Ships - Part 2 13/3 Sep/08 1 Muddell, Ross, Baxter, D/F (Direction Finding) Truck - Responses to query 03/3 Sep/98 7 Brian and Baker, Molly Myhill, Doug Bawdsey & Beyond - Part 1 01/5 Dec/96 3 Myhill, Doug Bawdsey & Beyond - Part 2 02/1 Mar/97 2 Palmer, Alan MLS/DMLS Landing Systems [LtE] 15/1 Mar/10 16 Parkinson, John Pleasant surprise 01/4 Aug/96 3 Parrish, J A and Sons Kelvedon Hatch - I 20/1 Mar/15 38 Parrish, J A and Sons Kelvedon Hatch - II 20/2 Jun/15 45 Pearce, Ron Bending the Beams: Keeping the Story Straight 17/2 Jun/12 6 Pearson, Michael Coast Artillery Radar 06/2 Jun/01 1 Pearson, Michael Coastal Defence Radar, reprinted from Fort Vol. 19, 1991 20/4 Dec/15 4 Pegden, Brian Air Traffic Control Systems [LtE] 02/3 Sep/97 8 Pegden, Brian Voice Rotating Beacon 05/4 Dec/00 6 Pegden, Brian Radio Trainers and ATC Memories 06/4 Dec/01 6 Pegden, Brian Radar Trainers [LtE] 07/1 Mar/02 8 Pegden, Brian TR9D [LtE] 08/3 Sep/03 8 Penley, Dr W H What is the point? 01/1 Dec/95 3 Penley, Dr W H Rotor Electronics [LtE] 02/4 Dec/97 8 Penley, Dr W H Profile: DEHS Committee Member 08/4 Dec/04 6 Penley, Dr W H Who Knew Them? [LtE] 13/4 Dec/08 15 Penley, Dr W H Schuler, Colin and Evelyn [LtE] 16/3 Sep/11 16 Penley, Jonathan Waves from Purbeck, (Purbeck Radar Museum) 13/4 Dec/08 14 Penley, Jonathan Purbeck Radar Museum Trust Programme 2009-2015 14/2 Jun/09 16 Perry, R Radar on Portland [RfI] 02/1 Mar/97 11 Peters, John Naval Radar – DEHS Spring Lecture - May 2004 [LtE] 09/4 Dec/04 12 Page 31 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Peters, John Beginnings of Naval Radar - 1 10/2 Jun/05 1 Peters, John Beginnings of Naval Radar - 2 10/3 Sep/05 2 Peters, John Beginnings of Naval Radar - 3 10/4 Dec/05 3 Peters, John AUWE Remembered (or Devices and Desires) 11/1 Mar/06 3 Peters, John AUWE Remembered (or Devices and Desires) [LtE] 11/3 Sep/06 10 Peters, John Naval Radio and Radar, Foundations of [LtE] 13/2 Jun/08 15 Peters, John Jigger [LtE] 14/4 Dec/09 15 Peters, John Radio Communications in RN Ships, Crystal Palace - Centre of 14/4 Dec/09 12 Excellence and Related Subjects [LtE] Peters, Steve Obituary: Peters, John 16/3 Sep/11 4 Pettican, Barry Naval Electronics Warfare - 1 11/2 Jun/06 5 Pettican, Barry Naval Electronics Warfare - 2 11/3 Sep/06 1 Pettit, B A EKCO - work post-WW2 [LtE] 06/2 Jun/01 8 Phillips, Gary TRE - Worth Matravers [RfI] 05/1 Mar/00 8 Phipp, Mike RAF Christchurch May 1940 - November 1941 07/4 Dec/02 12 Phipp, Mike RAF Hurn August 1941 - May 1942 07/4 Dec/02` 12 Pickard, Thomas CDCHL Ottercops Moss [LtE] 11/1 Mar/06 12 Pickup, Steve Canberra Cockpit [LtE] 07/3 Sep/02 12 Piper, Prof Fred. DEHS Spring Lecture - 2011: “From Black Art to Popular Science” 16/2 Jun/11 9 Platt, Gerry Bawdsey,Contacts: Dennis Platt 10/1 Mar/05 10 Platt, Gerry Contacts: Dennis Platt - Bawdsey 10/1 Mar/05 10 Pomeroy, Colin Military Sites in Dorset 01/3 May/96 2 Pomeroy, Colin Military Dorset today 01/4 Aug/96 2 Pomeroy, Colin Air Defence Command and Control Museum 02/1 Mar/97 10 Pomeroy, Colin Radar Scanner, Aircraft? [RfI] 02/2 Jun/97 7 Pomeroy, Colin Bermuda Flying Boat and Seaplane Stations [LtE] 02/3 Sep/97 8 Poole Historical Trust Sieger, Joshua (Joe) CBE, autobiography of, I was there 09/1 Mar/04 9 Poole, Chris EKCO factory: Very Secret Place 12/1 Mar/07 1 Poulter, Wg Cdr Forecaster Speaks to You - “This is Air-Met” 18/3 Sep/13 23 Pounder, R; Latham, C; Fisher Archives, Responses to photographs 04/4 Dec/99 5 Vickery, P; Boys, R; Wilkinson, P; Wormald, G and Trim, R Powell, Claude GL Radar: An Elementary ECCM Technique 13/1 Mar/08 7 Price, Dr Alfred New Look at the ‘Wizard War’ 08/2 Jun/03 1 Price, S R Radio Mechanic in WWII 04/1 Mar/99 3 Purser, Bill Moonshine 06/2 Jun/01 7 Purser, Bill TRE Worth Matravers, Memories of - Part 1 07/4 Dec/02 9 Purser, Bill TRE Worth Matravers, Memories of - Part 2 08/1 Mar/03 11 Pym, Francis Preparations for a fog-bound Scheldt 10/2 Jun/05 9 Quarsten, Lt. Cdr. O J. Radar Man, (song) 14/1 Mar/09 7 (Norway) Racher, Phillip Profile: DEHS Committee Member 13/1 Mar/08 5 Reynolds, Jim British Weapon Locating Radar 03/1 Mar/98 2 Reynolds, Jim & Rotor Electronics - Part 1 02/3 Sep/97 7 Winchcombe, Sqn Ldr T Reynolds, Jim & Rotor Electronics - Part 2 02/4 Dec/97 3 Winchcombe, Sqn Ldr T Robinson, Dr J R Radar at Dieppe 07/2 Jun/02 4 Robinson, J R Stretched Situation [LtE] 04/4 Dec/99 7 Robinson, J R Beetle Radio, remember? [LtE] 05/2 Jun/00 8 Rose-Innes, Prof Chris Petty Officer Radar Mechanic Instructor 07/3 Sep/02 7 Rouwhorst, Derk Obituary: Collins, George, Briggs 08/1 Mar/03 9 Rouwhorst, Derk Tizard Mission [LtE] 16/3 Sep /11 16 Rowland, Mike Operation Lodestone 03/1 Mar/98 6 Rowland, Mike Exercise Happy Harry 06/1 Mar/01 6 Rowland, Mike Gramophones go to War! 06/4 Dec/01 5 Rowland, Mike Radio Relay in the British Army to 1975, History of - Part 1 13/3 Sep/08 11 Rowland, Mike Radio Relay in the British Army to 1975, History of - Part 2 13/4 Dec/08 1 Rumsey, Karen Karen Rumsey writes 03/4 Dec/98 5 Rumsey, Karen Radar, Times Correspondence regarding WW2 experiences in 05/2 Jun/00 4 Page 32 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Sanctuary, Clifford Oboe on the Continent - Part 1 02/3 Sep/97 3 Sanctuary, Clifford High Powered CH Transmitter 03/1 Mar/98 6 Schwarz, Harvey F Decca Navigator, First Experiments 13/2 Jun/08 1 Selby-Lowndes, Guy TRE - Before Malvern [LtE] 15/2 Jun/ 10 16 Selby-Lowndes, Guy Radar, UK AA [LtE] 15/4 Dec/10 16 Selby-Lowndes, Guy School for Secrets [LtE]‘ 16/1 Mar/11 14 Selby-Lowndes, Guy Royal Electrical and Mechanical Engineers [LtE] 16/2 Jun/11 16 Shayler, Jack Radar Set 271, Early Days of 03/1 Mar/98 4 Shearman, Prof Ramsay Naval Point-to-Point & Ship-Shore Communications 45/47 06/3 Sep/01 1 Shelbourn, David Profile: DEHS Committee Member 09/4 Dec/04 5 Shelbourn, David National Vintage Communications Fair, 2007 12/3 Sep/07 7 Siddorn, J Kim Generators, Some WW II 14/4 Dec/09 3 Simpson, Douglas Illuminating the Way 04/3 Sep/99 6 Skillen, Maj H GCHQ Eastcote 01/5 Dec/96 5 Smart, E.L. Reminiscences of My Working Life 13/4 Dec/08 13 Smith, Colin T RAF West Prawle, Wireless operator at [LtE] 01/5 Dec/96 12 Sockett, E W RDF Sites in WW2 [RfI] 02/1 Mar/97 11 Sockett, E W Baird Television Connection [LtE] 02/2 Jun/97 8 Sockett, E W Radar Set Photos, Request for [LtE] 02/3 Sep/97 8 Stageman, Walter RAF Greatworth [RfI] 02/2 Jun/97 7 Stanley, Nicholas (Stanley WW2 Radar Development and History [RfI] 03/3 Sep/98 8 Foundation) Sterling, H F CH Stations on E & S coasts, Rocket Detection Equipment at 02/2 Jun/97 6 Sterling, Henley F Serve in the RAF as Radio Mechanics - Part 1 03/2 Jun/98 2 Sterling, Henley F Serve in the RAF as Radio Mechanics - Part 2 03/3 Sep/98 6 Stevens, Arthur, D Randall, Boot, et al [LtE] 14/2 Jun/09 16 Stevens, Arthur, D Magnetrons in Parallel [LtE] 16/2 Jun/11 16 Stobbs, Anne Magic World of Radar 06/1 Mar/01 3 Stobbs, Anne Profile: Friends of CHiDE Committee Member 06/2 Jun/01 4 Stobbs, Anne TRE Worth Matravers, Tribute to 06/4 Dec/01 4 Stobbs, Anne DEHS Summer Visit - 2004 - RAF Signals Museum, Henlow and 09/3 Sep/04 4 Intelligence Museum, Chicksands Stobbs, Anne Radar Remembered 09/4 Dec/04 1 Stobbs, Anne Book Review: Like Father, Like Son: A Dynasty of Spies by Vin 10/1 Mar/05 5 Arthey Stobbs, Anne DEHS Summer Visit - 2006 - Carpetbaggers Museum - Photos 11/3 Sep/06 10 Stock, Peter Weapon Locating Radar, Further thoughts on 03/2 Jun/98 6 Stock, Peter Blue Warrior 03/4 Dec/98 1 Stock, Peter Radar GS No 9 Mk 1, “Robert” 04/3 Sep/99 2 Stock, Peter Secret Listeners [LtE] 10/2 Jun/05 11 Stubbington, Wg Cdr John DEHS Spring Lecture - 2008 - “Signals Intelligence Support to the 13/2 Jun/08 9 Combined Bombing Offensive 1943-45” Stubbington, Wg Cdr John Bletchley Park and the Hut 3 Headline Reports 20/1 Mar/15 3 Stubbington, Wg Cdr John Reform Club Cryptos Conference 22/2 Jul/17 1 Sykes, Bertrand (Bill) Through Radar to J-Beam Antennas - I 20/1 Mar/15 44 Sykes, Bertrand (Bill) Through Radar to J-Beam Antennas - II 20/2 Jun/15 55 Sykes, Bertrand (Bill) Through Radar to J-Beam Antennas - III 20/3 Sep/15 55 Sykes, Bertrand (Bill) Through Radar to J-Beam Antennas - IV 20/4 Dec/15 22 Sykes, Bertrand (Bill) Through Radar to J-Beam Antennas - V 21/1 Mar/16 23 Sykes, Bertrand (Bill) Through Radar to J-Beam Antennas - VI 21/2 Jun/16 13 Sykes, Bertrand (Bill) Through Radar to J-Beam Antennas - VII 21/3 Sep/16 19 Teague, John Fuze with a z… [LtE] 03/2 Jun/98 8 Teague, John Oral History Help Wanted 08/1 Mar/03 7 Teague, John Profile: DEHS Committee Member 08/1 Mar/03 5 Teague, John Beyond the Fringe? [LtE] 12/3 Sep/07 15 Teague, John Wellington Blunders [LtE] 15/1 Mar/10 16 Thompson, George Naval Radars [LtE] 12/3 Sep/07 13 Thompson, George GEE Airborne Equipment, New [LtE] 13/4 Dec/08 15 Thompson, George Radio Communications in HM Ships [LtE] 13/4 Dec/08 15 Thompson, George Jodrell Bank, Secret of 14/1 Mar/09 3

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AUTHOR TITLE VOL M/Y PAGE Thrower, Keith CHiDE, IEE Supports 01/2 Feb/66 4 Thrower, Keith Racal Electronics, Recollections of radio R&D at 02/2 Jun/97 1 Thrower, Keith Marconi Radio Equipment, Some early 05/3 Sep/00 1 Thrower, Keith EF50, Famous Valve of WWII 05/4 Dec/00 3 Thrower, Keith Profile: Friends of CHiDE Committee Member 06/1 Mar/01 4 Thrower, Keith International Electronics History Group (IEHG) 08/2 Jun/03 7 Thrower, Keith Squadcal - Racal’s first HF Manpack Receiver 08/2 Jun/03 4 Thrower, Keith Syncal - the Racal TRA921 and TRA931 Transceivers 08/3 Sep/03 6 Thrower, Keith Valves for VHF and UHF - 1 08/4 Dec/03 8 Thrower, Keith Valves for VHF and UHF - 2 09/2 Jun/04 7 Thrower, Keith Valves for VHF and UHF - 3 09/4 Dec/04 2 Thrower, Keith President’s Message, ‘Needing your help’ 15/3 Sep/10 9 Thrower, Keith Colin Latham - An Appreciation 17/3 Dec/12 1 Thrower, Keith Frequency Synthesis in Military Radio Communication 23/2 Jun/18 13 Thrower, Keith Fullerphone in Two World Wars 24/4 Dec/19 5 Thrower, Keith. DEHS, Message from President - Keith Thrower Sp/Ed May/12 11 Thwaites, P Royal Signals Museum of Army Communications 01/1 Dec/95 2 Tomlin, Donald H Naval Radar – DEHS Spring Lecture – May 2004 [LtE] 09/3 Sep/04 12 Tomlin, Donald H ADRDE Propeller Blade [LtE] 10/4 Dec/05 11 Tomlin, Donald H Mystery Man Identified [LtE] 11/2 Jun/06 11 Tomlin, Donald H Magnetron Development [LtE] 11/4 Dec/06 9 Tomlin, Donald H Magnetron Valete (or out with a bang) 12/1 Mar/07 10 Tomlin, Donald H Scientific Humourist, (Unwitting) 12/1 Mar/07 14 Tomlin, Donald H Magnetron, Multi-Cavity (MCM) Development [LtE], [with extra 12/2 Jun/07 12 material added by Editor] Tomlin, Donald H Magnetrons, Split Anode [LtE] 12/2 Jun/07 16 Tomlin, Donald H Magnetron, Multi-Cavity (MCM) Development [LtE] 13/1 Mar/08 15 Tomlin, Donald H RAF Upottery: “Gooney Birds and Gliders” [LtE] 13/2 Mar/08 15 Tomlin, Donald H Magnetrons, Components and Radar Development [LtE] 14/3 Sep/09 15 Tomlin, Donald H Radar Development in Germany 1935-45 [LtE] 14/4 Dec/09 7 Tomlin, Donald H Magnetrons, Components and Radar Development [LtE] 15/2 Jun/10 9 Tomlin, Donald H Radar, From searchlights to - The Story of Anti-Aircraft and Coastal 15/3 Sep/10 1 Defence Development 1917 to 1953 - Part 1 Tomlin, Donald H Radar, From searchlights to - The Story of Anti-Aircraft and Coastal 15/4 Dec/10 3 Defence Development 1917 to 1953 - Part 2 Tomlin, Donald H Radar, From searchlights to - The Story of Anti-Aircraft and Coastal 16/1 Mar/11 5 Defence Development 1917 to 1953 - Supplement Tomlin, Donald H TRE to Malvern - A Few Memories [LtE] 17/2 Jun/12 14 Tomlin, Donald H H2S, Origin of the name [LtE] 17/3 Dec/12 31 Tomlin, Donald H Magnetrons, Components and Radar Development Sp/Ed May/12 5 Trim, Richard Aircraft Scanner [LtE] 02/4 Dec/97 8 Trim, Richard Microwave Receivers since WW II, Performance Improvements in, 04/2 Jun/99 8 Radar Man’s View [LtE] Trim, Richard IFF Interrogator/Decoder for Rapier Short-Range Weapon 05/3 Sep/00 3 Trim, Richard SSR1500 and SSR1520, Development of 05/4 Dec/00 1 Trim, Richard CRM544 Portable Transponder Test Set, History of 07/1 Mar/02 6 Trim, Richard Instrument Landing Receivers Fitted to Fast Jets 07/4 Dec/02 1 Trim, Richard Profile: DEHS Committee Member 08/2 Jun/03 6 Trim, Richard Cossor Oscilloscopes [LtE] 08/4 Dec/03 12 Trim, Richard Military IFF and Secondary Radar - 1 10/2 Jun/05 3 Trim, Richard Military IFF and Secondary Radar - 2 10/3 Sep/05 6 Trim, Richard Obituary: Wood, Keith, OBE 12/3 Sep/07 8 Trim, Richard Magnetron Development [LtE] 14/1 Mar/09 25 Trim, Richard Cossor CRM 555 - Part 1 15/1 Mar/10 14 Trim, Richard Cossor CRM 555 - Part 2 15/2 Jun/10 14 Trim, Richard MTI Memoirs [LtE] 15/2 Jun/10 15 Trim, Richard Graf Zeppelin [LtE] 16/4 Dec/11 16 Trim, Richard Cossor Instrument Landing System Receiver - Project History 19/3 Sep/14 26 Trim, Richard Graf Zeppelin Special Edition [LtE] Sp/Ed May/12 16 Turner, Richard Military Mine Detectors [LtE] 05/4 Dec/00 8 Vale, Patricia Winter’s tale of a bath in a Nissen 07/4 Dec/02 12

Page 34 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Vaughan, Eric Anti-Aircraft Radar [RfI] 02/1 Mar/97 11 Vessey, Steve German Y Stations [RfI] 04/3 Sep/99 7 Vickery, Percy Spongy Lock (CH station pulse rate) [LtE] 05/2 Jun/00 8 Vickery, Percy Serrate 07/1 Mar/02 7 Viney, Tony Purbeck Radar Museum Trust 01/2 Feb/96 6 Waddell, Dr Peter Baird was the Inventor of Radar 08/3 Sep/03 3 Waddell, Dr Peter British Radar and Television, 1936 onwards connection [LtE] 09/1 Mar/04 11 Waddell, Dr Peter Baird TV, Metro. Vickers and Pre-War Radar [LtE] 09/2 Jun/04 11 Waddell, Dr Peter Baird and Radar [LtE] 09/3 Sep/04 11 Waddell, Dr Peter British Radar and Television, 1936 onwards connection [LtE] 09/4 Dec/04 11 Waddell, Dr Peter Accurate Radar Memories [LtE] 10/1 Mar/05 11 Waddell, Dr Peter Lichtenstein Airborne Radar of WW II 10/2 Jun/05 2 Waddell, Dr Peter Magnetron, From Spark Gap to [LtE] 10/4 Dec/05 14 Waddell, Dr Peter Lichtenstein Airborne Radar of WW II [LtE] 11/1 Mar/06 8 Waddell, Dr Peter Magnetron, Multi-Cavity (MCM) Development [LtE] 12/1 Mar/07 16 Waddell, Dr Peter MCM WW II History [LtE] 12/2 Jun/07 16 Waddell, Dr Peter Magnetron, Multi-Cavity (MCM) Development [LtE] 12/3 Sep/07 15 Waddell, Dr Peter Metro Vickers, British Thomson Houston & General Electric (USA) 12/3 Sep/07 16 [LtE] Waddell, Dr Peter A L Samuel & First American Multi Cavity Magnetron (1934) [LtE] 13/1 Mar/08 15 Waddell, Dr Peter Magnetron, Multi-Cavity (MCM) Development [LtE] 13/2 Jun/08 16 Waddell, Dr Peter Magnetron Development [LtE] 14/2 Jun/09 15 Waddell, Dr Peter Magnetrons, Components etc. [LtE] 15/3 Sep/10 16 Waddell, Dr Peter World First Pioneered by Baird Television 16/3 16/3 13 Waddell, Dr Peter Baird Television, World First Pioneered by [LtE] 17/1 Mar/12 15 Waddell, Dr Peter Radar Proximity Fuses 17/1 Mar/11 12 Waddell, Dr Peter and Magnetrons, Multi-Cavity, Pre-war German and Swiss Development 13/4 Dec/08 3 Brown, Dr Douglas of Waddell, Dr Peter and Slow Scan Video - Part 1: On A Very Low Frequency Carrier Wave 13/4 Sep/09 10 Brown, Dr Douglas Waddell, Dr Peter and Radar Development in Germany [LtE] 14/3 Sep/09 16 Brown, Dr Douglas Waddell, Dr Peter and Magnetrons, Components and Radar Development [LtE] 14/4 Dec/09 16 Brown, Dr Douglas Waddell, Dr Peter and Slow Scan Video - Part 2: Before and During WW II 14/4 Dec/09 10 Brown, Dr Douglas Waddell, Dr Peter and Slow Scan Video - Part 3: Before and During WW II 15/1 Mar/10 10 Brown, Dr Douglas Waddell, Dr Peter and Slow Scan Video - Part 4: Before and During WW II 15/1 Jun/10 12 Brown, Dr Douglas Waddell, Dr Peter and A L Samuel (First MCM inventor, Bell Labs) and the Tizard Mission 15/4 Dec/10 15 Brown, Dr Douglas [LtE] Waddell, Dr Peter and Bodyguard of Lies - Part 1 (WW2 cryptography) [LtE] 15/4 Dec/10 9 Brown, Dr Douglas Waddell, Dr Peter and Bodyguard of Lies - Part 2 (WW2 cryptography) [LtE] 16/1 Mar/11 15 Brown, Dr Douglas Waddell, Dr Peter and Magnetron Gems of Wisdom To Be Revealed [LtE] 16/2 Jun/11 16 Brown, Dr Douglas Waddell, Dr Peter and Rudolph Jan Forman, The forgotten genius of Baird Television 16/4 Dec/11 13 Brown, Dr Douglas Waddell, Dr Peter and Patents Battle for the first Radar Proximity Fuses 17/2 Jun/12 13 Brown, Dr Douglas Waddell, Dr Peter and Rockets Galore - Britain’s A.A. Rocket Batteries, Operational in 18/1 Mar/13 14 Brown, Dr Douglas. WWII Waddell, Dr Peter and October 1942 Capture of an Early German Naval M4 Enigma and 18/2 Jun/13 38 Brown, Dr Douglas Code Books from U559 Waddell, Dr Peter and Rockets Galore [LtE] 18/3 Sep/13 22 Brown, Dr Douglas Waddell, Dr Peter and U-205 [LtE] 18/3 Sep/13 22 Brown, Dr Douglas Waddell, Dr Peter and Code Breaking the Hard Way [LtE] 18/4 Dec/13 13 Brown Dr Douglas Waddell, Dr Peter and What we Now Know [LtE] 18/4 Dec/13 13 Brown, Dr Douglas Waddell, Dr Peter and Sir Bernard Rawlings and U205 and U559 [LtE] 19/1 Mar/19 28 Page 35 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Brown, Dr Douglas Waddell, Dr Peter and Use of Paid German Intelligence Defence Defectors in stealing 19/1 Mar/14 29 Brown, Dr Douglas Enigma Codes for the Allies during WWII [LtE] Waddell, Dr Peter and Cable Film [LtE]‘ 19/3 Sep/14 32 Brown, Dr Douglas Waddell, Dr Peter and Magnetrons, Multi-Cavity, Pre-war German and Swiss Development 20/4 Dec/15 16 Brown, Dr Douglas of Waddell, Dr Peter and Accurate Radar Memories [LtE] 11/1 Mar/06 11 Brown, Dr Douglas Waddell, Dr Peter and Magnetron, Multi-Cavity [LtE] 11/2 Jun/03 10 Brown, Dr Douglas Waddell, Dr Peter and Very Low Frequency [LtE] 12/2 Jun/07 16 Brown, Dr Douglas Waddell, Dr Peter and Crystal Palace - A Centre of Excellence - Part 1 14/1 Mar/09 12 Brown, Dr Douglas Waddell, Dr Peter and Crystal Palace - A Centre of Excellence - Part 2 14/2 Jun/09 10 Brown, Dr Douglas Waddell, Dr Peter and Radar/Television, Pre-War Patents Battle for - Reply to TCA of 20/4 Dec/15 16 Brown, Dr Douglas America [LtE] Walding, Richard Anti-Submarine Indicator Loop Apparatus [RfI] 05/1 Mar/00 8 Walkinton, Pauline Privileged Experience 06/3 Sep/01 6 Wallbridge, Capt. John, H Maritime History of the Channel Islands [LtE] 10/4 Dec/05 16 Walters, M A Just Reminiscing (Ground radar - CD, GLT& SLC) [LtE] 02/3 Sep/97 8 Ward, Peter Anti-submarine measures 01/3 May/96 3 Ward, Peter Asdic and Sonar Acronym 01/4 Aug/96 4 Watkinson, J A They Had Invented Radar 16/3 Sep/11 1 Watkinson, J A British Radar, Development of 16/4 Dec/11 10 Watkinson, J A Radar in the USA, Development of - Part 1 17/1 Mar/12 1 Watkinson, J A Radar in the USA, Development of - Part 2 17/2 Jun/12 10 Watt, Sir Robert Watson Rough Justice, poem 15/1 Mar/10 9 Watts, Prof Simon Airborne Maritime Surveillance Radar in the RAF, 1946-2010 23/4 Dec/18 3 Watts, Prof Simon ASV Mark 1 - The First Airborne Maritime Surveillance Radar 24/1 Mar/19 3 Watts, Simon Radar, FuG 200 Hohentwiel 25/2.2 Jun/20 1 Welby-Everard, Capt P H E When Radar was RDF 18/1 Mar/13 16 Wells, Lt Col R G Radio Reception in a PoW Camp - 1 09/2 Jun /04 1 Wells, Lt Col R G Radio Reception in a PoW Camp - 2 09/3 Sep/04 7 Wheeler, Nick Memoirs of an Electron Hunting Man 04/4 Dec/99 2 White, Ian Researching Night Air Defence 01/2 Feb/96 2 White, Ian V-2, Jamming [LtE] 04/4 Dec/99 8 White, Ian Mekoning - Does it Work? [LtE] 06/3 Sep/01 8 White, Ian Nightfighters and Radar [LtE] 07/1 Mar/02 8 White, Ian Air Intercept Radar - 1 11/2 Jun/06 1 White, Ian Air Intercept Radar - 2 11/3 Sep/06 7 White, Ian Air Intercept Radar - 3 11/4 Dec/06 6 White, Ian Air Intercept Radar - 4 12/1 Mar/07 8 White, Ian Air Intercept Radar - 5 12/2 Jun/07 8 White, Ian Air Intercept Radar - 6 12/3 Sep/07 3 Wilbraham, Barry B Book Review: The Tannoy Story by Julian Alderton 09/4 Dec/04 12 Wilbraham, Barry B Defence - Here and Now: HMS Daring, first new Type 45 Destroyer 14/1 Mar/09 14 enters Portsmouth. UK selects Thales S1850M radar for new Aircraft Carriers. QinetiQ extends TALON robot family Wilbraham, Barry B Defence - Here and Now: QinetiQ wins contract to deliver 14/2 Jun/09 14 pre-deployment training. HMS Brocklesby disposes of WWII bomb Wilbraham, Barry B Defence - Here and Now: Construction of Biggest Ever British 14/3 Sep/09 14 Warship Begins. QinetiQ’s new day or night camera Wilbraham, Barry B Defence - Here and Now: Hunter Killer sub. Astute arrives at her 14/4 Dec/09 13 Home Port. Cobham Enables Airbus A330 Air-to-Air Refuelling Flight Demonstrations Wilbraham, Barry B Defence - Here and Now: Thales launches Vigile LW; A New 15/1 Mar/10 12 Maritime Radar ESM for Small Vessels. Construction begins at New Carriers’ Base Port Wilbraham, Barry B Defence - Here and Now: Predictive Maintenance Camera proves a 15/2 Jun/10 11 true Life-Saver! ; Small Ship’s Flight Comes to HMS Ark Royal

Page 36 of 40 FEATURE ARTICLES - LISTED BY AUTHOR

AUTHOR TITLE VOL M/Y PAGE Wilbraham, Barry B Defence - Here and Now: QinetiQ files for three world records for its 15/3 Sep/10 11 Zephyr solar powered UAV. RNs Most Powerful Submarine gets Royal Approval Wilbraham, Barry B Defence - Here and Now: Dauntless Accepts the Challenge. 15/4 Dec/10 13 Taranis - Celtic God of Thunder Wilbraham, Barry B Defence - Here and Now: Thales Raytheon Systems Ground Master 16/1 Mar/11 13 400 Air Defence System Wilbraham, Barry B Defence - Here and Now: New Contract To Support Falklands 16/2 Jun/11 13 Islands Protection Ship. Cobham wins £18m contract for Eurofighter Tranche 3A Defensive aids. Thales launches Every Talk, the first ruggedized high-speed smartphone for security forces Wilbraham, Barry B Defence - Here and Now: Thales supports efforts to save historic 16/4 Dec/11 5 HMS Alliance Wilbraham, Barry B Defence - Here and Now: BAe Systems announced sale of 17/1 Mar/12 13 Woodford site to AVRO Heritage Ltd. Thales selected to supply proximity fuzes for new UK anti-aircraft missile Wilbraham, Barry B Defence - Here and Now: BAe Systems Awarded £328M Contract 17/2 Jun/12 7 for Next Generation Submarines. BAe Systems uses Paramarine design software in the design assessment for the latest RN Frigates Wilbraham, Barry B. Rudolf Hess Incident 14/1 Mar/09 7 Wilkins, Flt Lt Andy Air Defence Battle Command & Control Museum 02/3 Sep/97 4 Wilkinson, Bill RAF Sharpitor, Halcyon Days at 02/1 Mar/97 7 Williams, E, K Radar (Paper, prepared at TRE, Oct 1945) 11/1 Mar/06 6 Williams, G Roy Early Radar Days 7/2 Jun/02 10 Williams, Hugh Schuler, Colin and Evelyn [LtE], with Editor’s note 16/3 Sep/11 16 Williams, Owen Oboe, History of 03/3 Sep/98 1 Williams, Prof P & Historical Electronics along the Suffolk Coast, Some - Part 1 02/3 Sep/97 6 Shearman, Prof E D R Williams, Prof P & Historical Electronics along the Suffolk Coast, Some - Part 2 02/4 Dec/97 7 Shearman, Prof E D R Williams, Prof P D L RN Radar Mechanic’s time in Stone Frigates, Recollections - Part 1 02/1 Mar/97 3 Williams, Prof P D L RN Radar Mechanic’s time in Stone Frigates, Recollections - Part 2 02/2 Jun/97 2 Wilson, Douglas Cossor Radar Equipment - 1940s [RfI] 02/1 Mar/97 11 Wilson, J L Coalhouse Fort Project 08/1 Mar/03 9 Wilson, J L Coalhouse Fort Project [LtE] 08/2 Jun/03 7 Wimperis, H E Directional Wireless Telegraphy 23/1 Mar/18 32 Winbolt, Dr Graham Electronic history - CHiDE & CEM 01/2 Feb/96 5 Winbolt, Dr Graham Profile: DEHS Committee Member 13/2 Jun/08 10 Winchcombe, Sqn Ldr T Rotor Electronics [LtE] 03/1 Mar/98 8 Wise, John Justice seen to be done, Watson Watt poem extract [LtE] 14/3 Sep/09 16 Wise, John Plessey RL7 and RL66 HF DF Receivers [LtE] 15/4 Dec/10 16 Withnall, Stuart EMC, Brief History of 15/1 Mar/10 1 Wray, Capt A C Radar Type 275 [LtE] 07/4 Dec/02 11 Wray, Capt A C Chain Home Radar History [LtE] 10/2 Jun/05 11 Younson, Eric Book Review. Oliver Heaviside: Maverick Mastermind of Electricity 14/4 Dec/09 14 by Basil Mahon

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