1927 (June 29) Byrd Transatlantic Fight, New York, N.Y. to Paris, France, monoplane cacheted cover franked with 5¢ Roosevelt tied by bold "New York, N.Y., Jun 21, 1927" duplex postmark and "Ver s/ Mer, 2-27, 27" receiving postmark, signed by co-pilots Acosta and Balchen with additional R.E. Byrd signature apparently signed at a later date, Very Fine. AAMC No. 1060  Estimate $200 - 300. $0 (Image)