Airmail cover franked with 1929 3c on 15p black TRAIN issue, 3c on 2p 50c purple, 1930 2 x 1c on 3p deep green and 1927 1c olive green TAX issue on front and pair 1928 ½c on 5p purple on reverse (SG 239, 243, 255, 223 & 225) tied by multiple strikes of QUEZALTENANGO cds dated 18 MAY 1931 with boxed 'QUEZALTENANGO' registration marking alongside and large blue & white airmail label. Addressed to GUATEMALA CITY with arrival cds on front.