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Photograph of the Jubilee Singers
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Catalogue reference: HW 69/9
This record is about the Security. Cooperation with United States. P/YB/113/AA1 Security ULTRA - USA, SEAC... dating from 1942 Jul 07 - 1945 Aug 05 in the series Government Code and Cypher School: Sigint Board and predecessors: Correspondence.... It is held at The National Archives, Kew.
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HW 69/9
1942 Jul 07 - 1945 Aug 05
Security. Cooperation with United States. P/YB/113/AA1 Security ULTRA - USA, SEAC [South East Asia Command] etc, OSS [Office of Strategic Services], FEA [Foreign Economic Administration], etc. P/YB/113/AA2 Security USA - North Africa. P/YB/113/AA3 Security USA in North Africa. P/YB/113/AA4 Security USA - Passing of Special Intelligence to USA, memo to Chiefs of Staff. YB/113/G1 Security USA - Information for the US. YB/113/G2 Security USA - Walrus Code and One Time Pads. YB/113/G3 Security Training Courses for 'Y' Personnel (asking for papers to be sent to USA). YB/113/G4 Security USA W/T I [Wireless Telegraphy Intelligence] Units to go to Cheadle. YB/113/G5 Security Interservice W/T Security Committee (USA Representation)
P/YB/113/AA1-4 & YB/113/G1-5
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Retained Until 2004
Open Document, Open Description
HW 69
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Records created or inherited by Government Communications Headquarters (GCHQ)
Government Code and Cypher School: Sigint Board and predecessors: Correspondence...
Security. Cooperation with United States. P/YB/113/AA1 Security ULTRA - USA, SEAC...
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