1. IOR/V/23/3, No 12B Reference (shelfmark): IOR/V/23/3, No 12B Title: [b] District memorandum: Derah Ishmael Khan [by Major R G Taylor]. Calcutta: Calcutta Gazette Office, 1856 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1856 Extent: pp. 67-176