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Olga Gray and the Woolwich Arsenal Spy Ring
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Catalogue reference: AVIA 15/877
This record is about the This file was originally catalogued under more than one subject heading. These headings,... dating from 1938-1945 in the series Ministry of Aircraft Production and predecessor and successors: Registered Files. It is held at The National Archives, Kew.
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This file was originally catalogued under more than one subject heading. These headings, and details of this file, are as follows:
ARMS AND ARMAMENT: Ammunition (Code 9/2): Firing trials against running aircraft engines with 20 mm ammunition.
ENGINES: Research and Development (Code 22/1): Firing trials against running aircraft engines with 20 mm ammunition
AVIA 15
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Records created or inherited by the Ministry of Aviation and successors, the Air...
Ministry of Aircraft Production and predecessor and successors: Registered Files
This file was originally catalogued under more than one subject heading. These headings,...
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