1. ‘File 5/6 I Brussels Conference and general rules and procedure on slave traffic’ Contributor: Bahrain Political Agency (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)James Orton (correspondent)Francis Warden (correspondent) Date: 1892/1925 Language: EnglishFrenchArabicPersian Geographic region: BūshehrAbū-ShahrHormuz Isle Extent: 1 volume (137 folios)
2. 'File 19/191 I (C 27) Bahrain, Persian Claim To' Contributor: James Orton (correspondent)Francis Warden (correspondent)Hugh Weightman (correspondent) Date: 1927/1928 Language: EnglishArabicFrench Geographic region: BahrainBūshehr Extent: 1 volume (235 folios)
3. 'File 19/109 I (C 12) Bahrein Chief's relations with British Govt. and other Powers' Contributor: James Orton (correspondent)Francis Warden (correspondent)Hugh Weightman (correspondent) Date: 1903/1912 Language: EnglishFrenchPersianArabic Geographic region: BahrainBūshehr Extent: 1 volume (195 folios)
4. 'File 19/109 V (C 32) Bahrain Relations with other Foreign Powers' Contributor: James Orton (correspondent)Francis Warden (correspondent)Hugh Weightman (correspondent) Date: 1929/1931 Language: EnglishFrenchArabic Geographic region: KhorramshahrBahrainBūshehr Extent: 1 volume (271 folios)