1. IOR/L/PS/6/538, Coll 74/3 Reference (shelfmark): IOR/L/PS/6/538, Coll 74/3 Title: Conclusion of a Convention between the British Government and the Sultan of Muscat for the extension of the Electric Telegraph though Muscat territory in both Arabia and Makran (a copy of the Convention appears on pp 3-4) Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1865-Aug 1865 Extent: 1 file