cover 1842 (2 Apr.) entire letter headed "Camp Jamsood" and written by Capt. Darby to Maj. J.N.J. Ouseley, Supert. Mysore Princes, Calcutta, showing manuscript "Bg" and boxed "FEROZEPORE/ Bearing" with date (April 10) and rate (14 as) in manuscript. An historic document written just prior to the storming of the Khyber Pass. Photo