Lot 32211870 (May 3) Philadelphia Pa. to Bassein, Burma, tissue-paper cover bearing 10¢ brown, grilled (139) and 6¢ carmine (148) horizontal pair, tied by Philadelphia foreign mail grid cancellations and purple "Phila Paid All May 6" cds, carried by HAPAG Cimbria from New York May 3rd to Plymouth arriving May 13th, red London Paid (5.16.1870) transit cds, P&O Pera from Southampton May 14th to Alexandria arriving May 27th, then P&O Columbia from Suez May 29th to Aden arriving Jun. 3rd and Bombay Jun. 10th, then Overland to Calcutta, reverse with blue Sea Post (6.9) and Calcutta (6.19) transits, British India Steam Navigation Company to Rangoon, Bassein (6.30) arrival backstamp; couple typical tissue paper flaws, Very Fine and rare pre-UPU destination.
Estimate $2,000 - 3,000.
THE EARLIEST DOCUMENTED USAGE OF THE 1870 10¢ GRILLED. THE ONLY RECORDED PRE-GPU COVER FROM PHILADELPHIA TO BURMA.