Piece
Extract from AVIA 65/828
Catalogue reference: AVIA 65/829
Date: 1955-1956
Extract from AVIA 65/828
Piece
Catalogue reference: AVIA 65/191
This record is about the Armstrong-Siddeley `Sapphire' engine: development policy dating from 1954-1962 in the series Ministry of Supply and successors: Registered Files. It is held at The National Archives, Kew.
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Armstrong-Siddeley `Sapphire' engine: development policy
AVIA 65
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Records created or inherited by the Ministry of Aviation and successors, the Air...
Ministry of Supply and successors: Registered Files
Armstrong-Siddeley `Sapphire' engine: development policy
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