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- Catalogue level
- Piece
Naval Miscellaneous Papers Jan-April 1944 These papers, collected by Frank Birch,...
28/2/1944 To C. in C. Eastern Fleet, memoranda incorporating the most recent agreements with Washington.29/2/1944 SIGINT policy in the Far East,"good faith of the home authorities".
- Held by
- The National Archives, Kew
- Date
- 1944 Jan 01-1944 Apr 30
- Reference
- HW 8/30
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- Catalogue level
- Piece
Traffic analysis report on Japanese army communications
Traffic analysis report on Japanese army communications
- Held by
- The National Archives, Kew
- Date
- 1945 Jan 22 - 1945 Jan 28
- Reference
- HW 41/299
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- Catalogue level
- Piece
Teleprinted translations of decrypted Second World War German U-boat (or U-boat command)...
Subject: Brazil section (1943 May 29 - 1943 Jul 28).
- Held by
- The National Archives, Kew
- Date
- 1943 May 7-1944 Sep 2
- Reference
- HW 18/264
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- Catalogue level
- Piece
Report of Oct 3 by Maj JR Cheadle, BP integree in ASA, on recent Combined Sigint...
that day Monthly Combined Sigint Meeting, British reps were DD 4 and O'Neill as EWT, Gp Capt Jones and Hinsley visiting Ottawa, but all expected back in Washington; Oct 6 minutes of 5th meeting on Japanese Commercial Problem held at Arlington Hall Se…
- Held by
- The National Archives, Kew
- Date
- 1945 Oct 3-29
- Reference
- HW 14/136
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- Catalogue level
- Piece
BSD00002011.pdf
BCM GRC limited, drawing titled General details, Z-HW-2881-GA1Evidence provided by: Bespoke Design
- Held by
- The National Archives, Kew
- Date
- 2015 Apr 28
- Reference
- GTI 2/T73R/Z
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- Catalogue level
- Piece
HAR00012408.pdf
BCM GRC - Column Encasements -Preliminary- Z-HW-2881-GA1Evidence provided by: Harley
- Held by
- The National Archives, Kew
- Date
- 2015 Apr 28
- Reference
- GTI 2/VC3B/Z
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- Catalogue level
- Piece
HAR00004067.pdf
Harley drawing, Column Encasements, Z-HW-2881-GA1, Rev --Evidence provided by: Harley
- Held by
- The National Archives, Kew
- Date
- 2015 Apr 28
- Reference
- GTI 2/RT7B/Z
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- Catalogue level
- Piece
BSD00002011.pdf
BCM GRC limited, drawing titled General details, Z-HW-2881-GA1Evidence provided by: Bespoke Design
- Held by
- The National Archives, Kew
- Date
- 2015 Apr 28
- Reference
- GTI 2/T73R/Z/1
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- Catalogue level
- Piece
BSD00002017.pdf
BCM GRC lTD, drawing titled General details, Z-HW-2881-GA1Evidence provided by: Bespoke Design
- Held by
- The National Archives, Kew
- Date
- 2015 Apr 28
- Reference
- GTI 2/T73S/Z/1
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- Catalogue level
- Piece
HAR00012408.pdf
BCM GRC - Column Encasements -Preliminary- Z-HW-2881-GA1Evidence provided by: Harley
- Held by
- The National Archives, Kew
- Date
- 2015 Apr 28
- Reference
- GTI 2/VC3B/Z/1
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- Catalogue level
- Piece
Decrypts of intercepted diplomatic communications . (Described at item level). Originating...
Decrypts of intercepted diplomatic communications . (Described at item level). Originating countries: Abyssinia, Afghanistan, Argentina, Brazil, Bulgaria, Chile, China, Colombia, Czechoslovakia, Ecuador, Egypt, France, Greece, Holland, Iran, Iraq, I…
- Held by
- The National Archives, Kew
- Date
- 1945 Aug 22-1945 Aug 28
- Reference
- HW 12/330
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- Catalogue level
- Piece
Decrypts of intercepted diplomatic communications: International Naval Conference...
Japan: NC1-7, 11-12, 16-19, 23-24, 28-32, 41-47, 49-51, 53, 55, 58, 60-61, 65-67, 72-73, 78, 87-89, 96-99, 102-108, 111-114, 117-118, 121-124, 132, 135, 143-144, 149, 151, 156-157, 159-161, 164-165, 170, 173, 175-178, 180-181
- Held by
- The National Archives, Kew
- Date
- 1930 Jan 23-1930 Apr 30
- Reference
- HW 12/126