German freight and express plane to be manufacturedin United States and powered with American engine; patented mechanical dropping device; large welded-steel tubular fuselage with high-lift wood wings; highly staggered biplane; brass fuel tank feeds engine by gravity; fireproofing; dual wheel-type control; specifications when fitted with Wasp engine. (see also Aero Digest, vol. 12, no. 3, Mar. 1928, p. 368, 2 figs)
Heinkel. The Heinkel H. D. 40
Aviation
Aviation ; 24 , n 12
1928
2 Figs.
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1929
Heinkel. Heinkel plane is exhibited in Paris
Engineering Index Backfile | 1928
Engineering Index Backfile | 1940
Engineering Index Backfile | 1937