Colonel Thomas G. Lanphier, Jr. carries the Air Force Association's Wright Brothers 46th Anniversary Air Mail Envelope on his AFA-sponsored record-setting commerical airline passenger Around the World Flight, December 2-7, 1949. Lanphier (center) presents his envelope to be signed by  L. A. Gibbs (left, Pan American Airways) at London Airport, London, England, as Pan Am crew members look on; December 3, 1949.