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Archival description
GB 0099 KCLMA MISC 16 · 1953

Copy of typescript letter sent by Sir John Gerald Lang, Permanent Secretary of the Admiralty, to V Adm Sir William Gerrard Andrewes, Commander in Chief, America and West Indies Station, regarding the efficiency of the cryptographic staffs of HMS SUPERB and HMS SNIPE during naval operations in the Antarctic, 13 Apr 1953

Sir John Gerald Lang