The last pilot shot down by the Red Baron. In 1935, he set off from Allahabad, India on the second leg of an attempt at the England-Australia record, but the plane went missing over the Bay of Bengal and he was presumed dead. Mailing envelope, 6 x 3.5, bearing a July 21, New York postmark and a five-cent airmail stamp, signed on the front in blue ink, “C. Kingsford Smith.” In fine condition, with stamped address to front and back of envelope, a few bends and creases, and a few spots of minor dampstaining. Scarce in any form. RR Auction COA.