#C11, 5c Carmine and blue, 1929 Crash of Boeing 40B, charred cover franked with #C11 tied by "Santa Barbara/Mar 10 1929" postmark, carried by Boeing Air Transport 40B with "AIR MAIL / DAMAGED IN PLANE CRASH / AT PARK CITY, UT. 3-11-29 / C.F. CUTTON, P.O. INSP." handstamp in violet; the Boeing Air Transport flight crashed in a snowstorm near Park City on April 11 (AAMC 290311b.) (Image)

Est. $100-150

Graf Zeppelin and Hindenburg cover group of six 1928-36 flights, including 1928 Graf Zeppelin First Flight cover from Lakehurst to Berlin, 1929 Graf Zeppelin Round the World Flight postal card, Los Angeles to Lakehurst, 1933 Chicago Century of Progress cover, addressed to Dr Hugo Eckener, Commander of the Graf Zeppelin, signed Dr Eckener in ink, 1936 Hindenburg Lakehurst to Frankfurt First Flight cover, and 1937 cover from New York to Zurich, Switzerland, endorsed by airship Hindenburg at top, generally fine-very fine; an interesting group. (Image)

Est. $200-300