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Catalogue reference: HW 3/29
This record is about the Directives from Director GCCS and from Admiralty on continuing need to maintain high... dating from 1945 Apr-May in the series Government Code and Cypher School and predecessors: Personal Papers, Unofficial Histories,.... It is held at The National Archives, Kew.
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HW 3/29
1945 Apr-May
Directives from Director GCCS and from Admiralty on continuing need to maintain high security of Sigint work after ending of the war against Germany
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Open Document, Open Description
HW 3
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Records created or inherited by Government Communications Headquarters (GCHQ)
Government Code and Cypher School and predecessors: Personal Papers, Unofficial Histories,...
Directives from Director GCCS and from Admiralty on continuing need to maintain high...
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