1. IOR/Z/E/4/26/S814 Reference (shelfmark): IOR/Z/E/4/26/S814 Title: Surveys, Trigonometrical, Manaar, copies of new edition and additions of Island and Gulf of forwarded to Marine Department and Commissioner of Assam Collection Area: India Office Records and Private Papers Languages: English Date Range: 1855 Extent: 1 entry