Description
40g, 60g, 1s UPU issue (SG1175–1177) on 1st flight Vienna–Brussels–New York via Boeing 707 jet, 1 April 1959; registered airmail, stamps cancelled with large special cachet; on reverse block of 4 SG 1538; arrival cds Jamaica, N.Y. A.M.F Kennedy, 1 April 1969