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Olga Gray and the Woolwich Arsenal Spy Ring
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Catalogue reference: HW 19/321
This record is about the Use of ISOS by Section V during Second World War dating from 1940 Jul 01-1946 May 02 in the series Government Code and Cypher School: ISOS Section and ISK Section: Decrypts of German.... It is held at The National Archives, Kew.
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HW 19/321
1940 Jul 01-1946 May 02
Use of ISOS by Section V during Second World War
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HW 19
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Government Code and Cypher School: ISOS Section and ISK Section: Decrypts of German...
Use of ISOS by Section V during Second World War
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