Improved model of Pitcairn "Mailwing" powered with " Whirlwind"; has high speed of 128 m.p.h. and lands at 45 m.p.h.; fireproof mail compartment twice size of Mailwing compartment; full night-flying equipment; welded steel fuselage; wing span 33 ft.; wing wires attach to fittings inside instead of outside wings, openings being covered with celluloid windows for inspection. (See also The "Super-Mailwing." Aviation vol. 25, no. 9, Aug. 25, 1928 pp. 593 and 614-616, 3 figs)
Pitcairn. The "super-mailwing."
Aero Digest
Aero Digest ; 12 , n 5
1928
1 Fig.
Aufsatz (Zeitschrift)
Englisch
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Pitcairn. The "super-mailwing."
Engineering Index Backfile | 1928
Engineering Index Backfile | 1929
|Engineering Index Backfile | 1926
Engineering Index Backfile | 1929
|Engineering Index Backfile | 1927