Three-place open biplane produced by Bird Wing Commercial Aircraft Co., St. Joseph, Mo.; upper wing span 31 ft. 4 in.; top speed 125 m.p.h.; landing speed 30 m.p.h.; welded steel-tube fuselage; wood wing; Whirlwind 165-hp. engine. (see also Airway Age, vol. 11, no. 2, Feb. 1930, p. 236, 1 fig)
Bird wing imperial
West. Flying
Western Flying ; 7 , n 1
1930
1 Fig.
Article (Journal)
English
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Bird wing. The bird wing "imperial."
Engineering Index Backfile | 1928
Engineering Index Backfile | 1930
EMBRAER170 WING BIRD STRIKE TEST
British Library Conference Proceedings | 2004
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