Illustrated description of 3-rotor helicopter with three tons pay load, specially designed for pest destruction.
Cierva "Air horse."
Flight
Flight ; 50 , n 1958
1946
3 pages
Aufsatz (Zeitschrift)
Englisch
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Online Contents | 2003
Hubschrauber-Pioniere : Cierva W.11 Air Horse
SLUB | 2003
|Engineering Index Backfile | 1935
|Online Contents | 2008
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