Noted. 2. The 3" A.A. gun in KEITH was not primarily intended for close defence. For this purpose the ship had two converted Mk. II* pom pom equipm rang 3. Shields are being provided for all close range weapons. not: 4. The multiple pom poms are/available for SKIPJACK class except at t) expense of other services. 5. D.T.S.D. referred re 0.5 inch Mk. IV twin equipments. CW WSG BJ 3.9.40. for DIRECTOR OF NAVAL ORDNANCE. 4 September, 1940. & 1. Concur with D.N.O. (There appears to be a typing error in his paragraph 4.) 2. 0.5" Mark IV equipments cannot be made available for SKIPJACK class as all are allocated to Auxiliary war vessels None the less HALCYON class minesweepers are certainly underarmed. Subject to D.N.O's and D.N.C's remarks it is proposed to submit for approval in principle to alter their A.A. armaments as follows, positions being prepared for the additional guns as opportunity offers and the guns to be allocated as and when available. (A) GOSSAMER, LEDA, SEAGULL, HAZARD, HEBE, SHARPSHOOTER, BRAMBLE, BRITOMART and SPEEDY:- Add 1 - 0.5" Mark III and re-arange this and existing 0.5" Mark III in sided positions. (B) GLEANER and JASON (A/S Patrol vessels of H ALCYON Class) Add 1 - 0.5" Mark III as for GOSSAMER etc. (C) NIGER and SALAMANDER Remove forward 4" V in C.P. II and substitute 4" V on H.A. III or IV mounting. Add 1 - 0.5" Mk. III as for GOSSAMER etc. (D) HALCYON, HARRIER, HUSSAR and SPEEDWELL. Remove 2 pdr. II and substitute 2 - 2 pdr on single mountings, sided. Priority for allocation +1 to be after Corvettes. requirement 3. for 11 additional 0.5" Mk. III equipments for Ships Should it be clearly impossible to meet the shown in para. 2 (A) and (B), single 2 pdrs. (2 per ship) should be allocated in lieu and the existing 0.5"s diverted to other services. and w DIRECTOR OF TRAINING AND STAFF DUTIES DIVISION. 14-9.40.