Thailand. (Singapore). 1948. Registered Air Mail envelope addressed to New York bearing Thailand SG 261, 2b brown and carmine, SG 263, 5b brown and violet and SG 312, 10b rose tied by Bangkok GPO date stamp '11th Feb 48' with matching registration label and on reverse large bilingual 'Opened By Customs' label tied by customs seals (5), routed via Singapore with bold large 'A.V. 2' hand-stamp in black and oval New York arrival.
Attractive cover paying 7 baht 10 satang Registered Air Mail rate over the Pacific.