It is hardly possible for the most imaginative aeronautical enthusiast to look forward to a time when the airplane will have reached the dimensions commensurate with those already attained by the airship.
Giant airplanes
1922-09-01
Sonstige
Keine Angabe
Englisch
Engineering Index Backfile | 1929
|Engineering Index Backfile | 1919
|Engineering Index Backfile | 1928
|NTRS | 1928
|Prospective development of giant airplanes
NTRS | 1928
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