UNDER the stimulus of military interest helicopter development went ahead (notably in America and Germany) during the war years and helicopter production resulted which, while very modest, was on a scale never previously approached.
Helicopter Developments during the Post-War Years
A Survey of the Advances made in Helicopter Design, Construction and Operation
Aircraft Engineering and Aerospace Technology ; 28 , 9 ; 290-303
1956-09-01
14 pages
Article (Journal)
Electronic Resource
English
Helicopter developments during post-war years
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