Impressions of American Helicopters, J.A.CAMERON; Helicopter Operating Sites; Moving in High Circles, I.A.F.DONNELLY. Across Africa by Helicopter, J.R.PATTERSON; Helicopters of Year (Pictures); Helicopter Noise Problems, S.W.GREENWOOD. Rotary Wing Pioneer (Juan de la CIERVA), P.BROOKS; Decade of Helicopter Designs. (See also - n 2316 Dec 9 1955 p 892-917)
Survey of helicopter progress
Aeroplane
Aeroplane ; 89 , n 2317
1955
4 pages
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1945
Engineering Index Backfile | 1945
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