Impressions of flying in Gyrodyne; some new American types.
Helicopter progress
Flight
Flight ; 60 , n 2099
1949
3 pages
Illustrations
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1945
Engineering Index Backfile | 1945
Engineering Index Backfile | 1939
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Engineering Index Backfile | 1951
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