2. Coll 30/93 'Position of Bahrein subjects in Persia and of Persian subjects in Bahrein.' Date: 1933/1940 Language: English Geographic region: PersiaBahrain
3. File 522/1922 Pt 1 'Persian Gulf: Bahrein affairs: Retirement of Shaikh Isa; Reforms' Date: 1922/1924 Language: English Geographic region: Bahrain