1929 (1 May) first flight Kansas City to Lancaster, Pa, attractively franked with Plate No. strip of three of 2c George Rogers Clark, tied by special cachet, signed by the postmaster, pilot and President Herbert Hoover (Image)

Est.$150

1932 (July 5), Mattern and Griffin Round the World Flight. The U.S. pilot Jimmy Mattern, together with Lt. Griffin, took off from Floyd Bennet Field in an attempt to beat the round-the-world record held by Post and Gatty. The fliers landed in Berlin after a trip of 31 hours and 41 minutes, from New York, via Harbor Grace. They later reached Moscow, but cracked up on their hop to Siberia. Cover franked with 5c U.S. (New York July 5), 4pf Germany (July 7) and 15k Russia (cancelled Minsk 7.7), addressed to Clarence E. Page and autographed by both pilots, some usual minor adhesive toning, of no consequence. One of only 10 (!) covers carried on this flight (Cat No. AAMC TO 1167) (Image)

Est.$750