Magazi SIEBE GORMAN
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www.mcdoa.org.uk The design is simple and strong, the clamping mechanism lots been ini- proved, and I lie valve is made of 11011- MAGAzi co""Si" el"."1 "(‘-1 )intNi 1."88. AIR RESERVE VALVE The sets are lilted with an or reserve valve. It cannot he lull iniciden1 ally On NV11011 iill(101' is The valve has no coin action which can wear or jam. HARNESS The 110(1 n ten (robbing lutrness is designed withoutii waist- s( rill o make a weight hell mow The Essgee 'Mistral' Aqualung by renifnrinlrle le NV1'111'. The (•enlnil Siebe, Gorman based on the lateens 11111c1:-11'11.11S1. 11i1111.11111,111 111.111:: N..11 Gousteau-Cagnan design has all the I111:1• 01.1. I11,` 81.1. 111,1'111v by viu; Ile' I • latest rellin•ineill:: Ilan research has W/111.1', 111' jet 1 111011 11 111 auggesied mid experiment realised. TWIN CYLINDER CONVERSION DEMAND VALVE The double-lever you ran convert pair —440m4,---011111f. action reduces opening resistance Aqualung into a I %% :lel. ; to it minimum, and the single stage * Write In Ils /'or Illy reduction gives maximum air-flew. 31/51011. 31, _ 00 isor" The Siebe, Gorman 'Mistral' - The World's most reliable Aqualung Iv/ SIEBE, GORMAN & CO. LTD. #141 Neptune Works, Davis Road. 4 1 ,1 Chessinuton, tisrrey. SIEBE Ohtit Telephone: Minas. iiige 5901) 1111 min Manchester Office: 274, Deansuatc. 11111111Ii 11111"Ct1111111111111111111111111111011110111111111111111111111111111 Telephone: Dcansgate 6000 GORMAN ' e• 00.4190V A 00. .10.. SOUTI00E, www.mcdoa.org.uk 7IN • )1 I tY AA S _ I • • 1\1 0, `a • • a. • • www.mcdoa.org.uk We specialise in EVERYTHING THE ONLY PEOPLE IN THE WORLD WHO FOR THE UNDERWATER MANUFACTURE A FULL RANGE OF DIVING SPORTSMAN EQUIPMENT IN THEIR including the latest OWN FACTORY designs and all the better makes of LUNGS DIVING SUITS SWIMMING GEAR & EQUIPMENT Standard and Harbour- Type Diving, Equipment Diving Dresses Diving Hoses Delta Dry Underwater Swimming Suits Wet Suits The flans IIass range of Fins and Masks Ileinke Lungs May we send you our Ileinke Demand-valve NEW LIST and Regulators folder of illustrated leaflets? high-pressure Air FREE—of course Charging Units for Aqua-lung Cylinders Pump Gear of all types Motor Compressors 1-land Pumps Diver Phone Sets 126 HANWORTH ROAD Knives, Compasses, HOUNSLOW, MIDDX. Cloves, Weight-belts, etc. Tel. HOUnslow 6722 C. E. HEINKE & CO. LTD. 'PAY-AS-YOU-PLAY' DEFERRED TERMS ARRANGED 87 Grange Rd., Bermondsey, S.E.I Tel. Bermondsey 146IA 1820-1960 I www.mcdoa.org.uk (1) www.mcdoa.org.uk Contents R.N. Diving Magazine Pa f;c, EDITORIAL STAFF 3 TREASURER'S NOTES Chief Petty Officer R. L. BENFIELD, Editor. 3 Lieutenant H. PARKER, Treasurer. SAD FAREWELL TO `DEEPWATER' Instructor Lieutenant R. M. SMART, B.A., R.N., Secretary. 6 THE LIFE OF `DEEPWATER' Able Seaman A. LYDEN and L/Sea. M. J. BRASSINGTON, Cartoonists. 14 TYNE DIVERS Vol 7 Autumn 1960 No. 4 15 TESTING TABLE II DECOMPRESSION STOPS 18 MUDLARKING Treasurer's Notes 19 THE BALANCE SHEET REVERSED EARS rp HE cost of producing the DIVING MAGAZINE keeps rising steadily and 22 H.M.S. `DINGLEY' H.S.C.D.T. I has now reached nearly £140. Our income from the sale of 1,000 copies and advertising is about £10 less than this. The deficit has been reduced 23 R.N. LANDS FIRST FROGMAN ON TABLE MOUNTAIN slightly by the profit made on the sale of ties, but we are still out of pocket. 27 The two alternatives are to lower the quality of the magazine, or to NEWS FROM H.M.S. 'GAMBIA' .. raise its price. We believe that the latter is perferable, and that most readers would rather pay more than see a lower standard. EXTRACT FROM PLYMOUTH TEMPORARY MEMORANDA 27 Accordingly, the price of future issues will be two shillings. Magazines 30 LIFE SAVING TECHNIQUES will be sent to regular subscribers in the usual way, and you will be notified 33 when your credit is less than 2/-. We suggest, that, if you have not already E.C.D.U. NOTES .. done so, you make sure of receiving every issue by paying an annual sub- 34 scription. Copies are sent post free. An order form can be found in this THE NITROGEN THRESHOLD issue. ADMIRALTY EXPERIMENTAL DIVING UNIT NOTES 39 41 H.M.S. 'VERNON' SPORTS Sad Farewell to Deepwater (By kind permission of 'Portsmouth Evening News''.) INTERNATIONAL CONFERENCE ON UNDERWATER MEDICINES 43 ALEFUL bugle notes, a 21- practice limpet mines would not • • 47 LOCH EWE INCIDENT Bthunder flash salute, and a parade stick. 48 of croaking frogmen — that was So Deepwater, the ex-German SALVAGE IN SINGAPORE the H.M.S. Vernon farewell to the experimental torpedo boat Walter good ship Deepwater today. .. 51 Holzapfel (he invented the electric 'VERNON' C.D. ACCEPTANCE TRIALS NOTES Deepwater, jumping-off platform torpedo) was condemned, and is now on her last voyage to a Southampton LORD BYRON ON SKIN DIVING .. • 0 52 for 4,000 naval divers who passed through the establishment, scene of breaker's. THE AGE OF CHIVALRY IS NOT DEAD 52 12 years' barnacle breeding, is too Watching the black hull slide from old to be a fixture any more. its berth at the end of Vernon Creek 54 BUDDY LINES • She leaked, fire risk was great, and was Deep water's one and only 55 divers were afraid of rasping their Commanding Officer, Capt. W. 0. DIVERS' EMPLOYMENT BUREAU • suits against the crustacea. Even Shelford, R.N. (Retd.), who gave the -- 2 -- —3 www.mcdoa.org.uk www.mcdoa.org.uk www.mcdoa.org.uk vessel her new name after she had been brought from Hamburg in 1945. `1 took over in March 1946, we refitted, then became the headquart- ers for the Admiralty Experimental Diving Unit,' he told me, as his former command was manoeuvred into mid-stream. On her first voyage under the White Ensign, the ship lived up to her name. The crew found them- selves in deep water, trying to under- stand the German markings on equipment and in the engineroom, where an advanced kind of diesel was installed. `For the first time in the Royal Navy oxy-helium deep diving trials were carried out from Deepwater. This eventually led to the establish- ment of a new record descent of 600 feet from our successor, H.M.S. Reclaim,' said Capt. Shelford. Susan Barrington and Capt. Shelford DEEPWATER'S LAST VOYAGE Another officer who was sad to see Deepwater go was Lieut. William Vernon is not to get a replacement Barrington, R.N., of Green Road, `dummy'. Instead, divers will now Southsea, who was on board during have to train around the hulls of the her single commission. Reserve Fleet. Beside him stood his 14-year-old `There will be just as many barn- daughter, Susan, who was christened acles under those', I heard one diver in a diver's helmet on board. mutter. NOTICE The Divers' Annual Dinner, 1960 DVANCED warning is hereby service) on v 15111 DEC- given that the Diver's Annual EMBER. ADinner for 1960 will be held at It is regretted dial favourable Kimbells, Osborne Road, Southsea arrangement entihl an be made for (same place as last year but larger a Friday Mlle, which might possibly dining space and improved bar have been hell'. GUARD OF HONOUR www.mcdoa.org.uk I was taken all over her by her her crew are under guard and must The Life of `Deepwater' German Captain, a man whose first leave her on arrival. You must be try CAPT. W. 0. SHELFORD, R.N. (Retd.) and only love was obviously his ship. ready to take her over.' Then he He almost prayed me to take her rang off. O, Deepwater has gone at last, and war. I was also told to look out for when I said that we would keep her This Take a ship over!. The A.E.D.U. with her passing ends a period a possible relief for Tedworth. as a sea-going concern. There was Sunique in the history of diving, latter ship was a twin screw coal in those days consisted of two officers certainly much to be said for her and besides myself, Tom Grosvenor, and possibly in the history of the burning minesweeper, or `Smokey I sorely wanted to say I'd have her. Navy. Joe', of 1916 vintage, and had been Jock Campbell, and a gorgeous Wren. Those enormous deisels down in the To make matters worse, K.H.M. re- At the Annual Divers' Dinner last continuously at sea during the last engine room; the rows of air- War. Although still capable of 8 fused to put her alongside and allo- year a Senior Officer asked me if she compressors; the radar, echo- soun- cated her the buoys opposite Camper had ever been to sea. All you divers knots she was very worn out. The der, and Asdic, all had been so story goes that her Chief discovered and Nicholson's. This meant duty who have qualified, requalified, or sadly missing from Tedworth. But as watches, running generators and just loafed on board her probably that he was sounding the harbour I made my way back to the captured through a hole in her hull when he boat routines. Luckily one of my don't know the answer to that stocks in the bar with Griffiths I told two officers was the late Lieutenant question either, so here is the true thought he was sounding the feed him regretfully that I thought she water tanks.