50. 'His Excellency SHEIKH HAMAD BIN SHEIKH ISSA AL KHALIFAH SHEIKH of BAHREIN AND THE BAHREIN PETROLEUM COMPANY LIMITED. LEASE [COPY]' Date: 1934/1934 Language: English Geographic region: Bahrein
51. 'Old index Book No 143 From January To Dec' Vol 143 Letters outward Date: 1844/1844 Language: English Geographic region: Trucial Coast
52. 'Correspondence re the Establishment of a Wireless Telegraph Station in Bahrain' Date: 1902/1917 Language: English
53. 'Question of British Interference in the Administration of Bahrain' Date: 1929/1929 Language: English Geographic region: Bahrain
54. 'File 1/A/41 Imposition of economic sanctions against Italy' Date: 1935/1936 Language: English Geographic region: Italy
55. 'File 9/2 II Bahrain Reforms: Finances of the Bahrain Government' Date: 1928/1931 Language: English
57. 'File 9/5 Bahrain Reforms. Reforms in Pearling and Boat Registration' Date: 1895/1930 Language: English
59. 'File 9/11 Grant of Passports and Permits by the Bahrain Government and Treaty with Persia relative to withdrawal of claim to' Date: 1929/1930 Language: English Geographic region: Persia