cover -- 1814-17 entire letters (5) addressed to Britain, variously rated and inscribed, showing strikes of the circular "INDIA SHIP LETTER/LONDON" datestamp types In.1 (3) and In.2 in black, the other item with circular "INDIA PACKET LETTER/LONDON" datestamp type In.P.3, also 1833 entire letter from London to Calcutta, without British P.O. marks (handed privately to the Captai) and put into the post on arrival; strikes and items good to fine