1. IOR/E/1/55 ff. 498-499v Reference (shelfmark): IOR/E/1/55 ff. 498-499v Title: Letter 251 Petition of Lieutenant John Mattocks to the Court asking for a free passage, upon reinstatement to the Bengal Army. Collection Area: India Office Records and Private Papers Languages: English Date Range: 15 May 1771 Extent: 1 letter