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Olga Gray and the Woolwich Arsenal Spy Ring
Series
Catalogue reference: HW 74
HW 74
This series contains intercepted cypher messages of the Free French, Belgian, Dutch and Polish forces, mostly related to intelligence matters. There are also a small number of Brazilian messages.
This series contains intercepted cypher messages of the Free French, Belgian, Dutch and Polish forces, mostly related to intelligence matters. There are also a small number of Brazilian messages.
From 2004 Government Communications Headquarters
Records created or inherited by Government Communications Headquarters (GCHQ)
Government Code and Cypher School: Cypher Messages of Allies
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