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Olga Gray and the Woolwich Arsenal Spy Ring
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Catalogue reference: HW 50/68
This record is about the Cryptographic Co-ordination and Records Centre. A description of the small section... dating from 1942 Sep 01 - 1945 Jun 08 in the series Government Code and Cypher School and Government Communications Headquarters: Records.... It is held at The National Archives, Kew.
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Cryptographic Co-ordination and Records Centre. A description of the small section responsible for maintenance of central records of cipher systems worked by GC&CS
HW 50
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Cryptographic Co-ordination and Records Centre. A description of the small section...
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