Record revealed
The first American invention to obtain an English patent
Piece
Catalogue reference: AVIA 2/844
This record is about the Number not used in the series Air Ministry and predecessor and successors: Civil Aviation, Registered Files.
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Number not used
AVIA 2
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Records created or inherited by the Ministry of Aviation and successors, the Air...
Air Ministry and predecessor and successors: Civil Aviation, Registered Files
Number not used
Record revealed
Record revealed
Record revealed
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