Piece
Transferred to AVIA 75/20
Catalogue reference: DR 4/292
Transferred to AVIA 75/20
Piece
Catalogue reference: AVIA 20/591
This record is about the Red rubber valve springs from AP balloons: experiments dating from 1918 in the series Admiralty and successors: Royal Airship Works and successors: Reports. It is held at The National Archives, Kew.
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Red rubber valve springs from AP balloons: experiments
AVIA 20
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Records created or inherited by the Ministry of Aviation and successors, the Air...
Admiralty and successors: Royal Airship Works and successors: Reports
Red rubber valve springs from AP balloons: experiments
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