[1] Doha, Abu Dhabi, Dubai, Sharjah, Ras al Khaimah -- [2] Kuwait City -- [3] Manama -- [4] Muscat and Mattrah., editor, Richard Trench., Records mostly from series in the Public Record Office, London., Main Heritage Compact General, DS247.A13 A717 1994 vol. 2, Reference, vol. 2, Item-ID: i17763368, ...