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Catalogue reference: HW 54/4
This record is about the Correspondence on Russian meteorological cyphers dating from 1939 Sep 17 - 1940 May 07 in the series Government Code and Cypher School and predecessor: Meteorological Section: Correspondence. It is held at The National Archives, Kew.
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Correspondence on Russian meteorological cyphers
HW 54
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Records created or inherited by Government Communications Headquarters (GCHQ)
Government Code and Cypher School and predecessor: Meteorological Section: Correspondence
Correspondence on Russian meteorological cyphers
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