Story of how propellers for Spitfires and Hurricanes were changed from 2-pitch to constant speed in time for Battle of Britain, by de Havilland Co; advantages of conversion pointed out.
Pitch panic
Flight
Flight ; 44 , n 1824 ; p 648-649
1943
2 pages
Article (Journal)
English
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British Library Online Contents | 2011
|Online Contents | 1997
|IuD Bahn | 1995
|NTIS | 1977
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