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- British Codebreaking Operations: 1938-43 Andrew J
- Information Management of British Military Intelligence: the Work of the Documentalists, 1909–1945
- Vol 4, Iss 2 2018 Copy
- In the Shadow of Ultra: a Reappraisal of German Naval Communications Intelligence in 1914-1918
- A STUDY of the CONTROVERSIES ABOUT the BATTLE of JUTLAND APPROVED: Lajor Professor Minor Profess Irector O De
- Anzac Intelligence — an Examination of the Role of Intelligence in the Planning and Conduct of the AIF’S Battles During the First World War
- The Archaeology of First World War U-Boat Losses in the English Channel and Its Impact on the Historical Record
- Wissen Ist Menschlich. Der Stellenwert Der Human Intelligence in Der Britischen Kriegsführung 1939–1945
- "Churchill and Fisher: Titans at the Admiralty" by Barry Gough James Walton
- Twentieth-Century British Intelligence, an Intelligence Empire
- Signals Intelligence and the Washington Naval Conference^ One Element in the Decision-Making Process
- Ultra and the Battle of the Atlantic: the British View
- East Coast War Channels in the First and Second World War
- The Zimmermann Telegram (B) (6) I I OGA
- Website the School That Disappeared
- British Strategy for Imperial Defense During the Great War, 1914-1918
- Electronic Warfare and Signals Intelligence at the Outset of World
- The U.S. Navy Won the Battle of Jutland
- Codebreaking and the Battle of the Atlantic David Kahn, 4 April 1994
- Background Data: the Naval War Game
- Appendix 1 Command Structure of German Naval Intelligence, 1911–1914
- ANNOTATED BIBLIOGRAPHY on CRYPTOGRAPHY in AUSTRALIA in WW2 Peter Donovan, School of Mathematics, University of NSW, Sydney 2052
- Operational Selection Policy Osp28 Government Communications
- Cabinet Member Report
- The Sting - Enabling Codebreaking in the Twentieth Century Thomas R
- Sources and Notes 1. Aitken, Hugh GH, the CONTINUOUS WAVE
- For Over 2000 Years, People Have Tried to Keep Their Communications