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Olga Gray and the Woolwich Arsenal Spy Ring
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Catalogue reference: AVIA 15/765
This record is about the This file was originally catalogued under more than one subject heading. These headings,... dating from 1940-1941 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:
BOMBS AND BOMBING: Mines, torpedoes and depth charges (Code 12/4): Design and trials of Mk VII depth charge with parachute.
PARACHUTE (Code 34): Design and trials of Mark VII depth charge with parachute
AVIA 15
See the series level description for more information about this record.
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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