1928 First Flight Portugal - United States, addressed to Mrs. Olive Courtney (presumably the sister of the pilot) in Montreal, Canada, with six-line "Primeiro Correio Aereo Transatlantico Lisboa - American Junho 1928" handstamp, and Frank Courtney's affidavit describing the flight, fire and subsequent rescue, notarized in New York (by Ada Harrison), v.f. and rare (Cat No. Mueller 6) (Image)

Est.$2,000