1940 (20 Feb) flown cover to New York, franked with overprinted George V 3a6p and 1r, tied by two "‘Bahrain Persian Gulf" double-circle cds, also 1963 40np red on cream Sheik Sulman Bin Hamad Al Khalifah registered stationery envelope (H&G C3, size G) uprated with 1r gray Sheik Sulman, tied by cds, with blue "Bahrain 4" registration label, British Bank of the Middle East Bahrain and New York arrival markings on back