DEPARTMENTS - Cornu's Helicopter -- First in Flight?
Vertiflite ; 47 , 4 ; 54-59
2001
Aufsatz (Zeitschrift)
Englisch
Helicopter first-flight problems
Engineering Index Backfile | 1953
|Helicopter first-flight problems
Engineering Index Backfile | 1953
|The first flight in a helicopter
Engineering Index Backfile | 1921
DEPARTMENTS - How the First Helicopter War Began
Online Contents | 2000
Engineering Index Backfile | 1947
|