An airworthy Wyvern?
Aeroplane ; 36 , 424
2008
Aufsatz (Zeitschrift)
Unbekannt
Engineering Index Backfile | 1956
British Library Conference Proceedings | 1996
|Wyvern: Westland's Bedevilled Dragon
Online Contents | 1997
Airworthy : Flying vintage aircraft
TIBKAT | 1981
|Engineering Index Backfile | 1931
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