81. '21/2 TAXES IN QATAR' Contributor: Political Resident, Persian Gulf (correspondent)India Office (correspondent)Petroleum Concessions Limited, Manager, Bahrain (correspondent) Date: 1940/1941 Language: English Geographic region: Qatar Extent: 1 file (13 folios)
82. '21/5 QATAR HOSPITAL' Contributor: Political Resident, Persian Gulf (correspondent)American Mission Hospital, Bahrain (correspondent) Date: 1946/1948 Language: EnglishArabic Geographic region: Qatar Extent: 1 file (22 folios)
83. ‘21/8 PRESENTATION OF GIFTS FOR SALEH AL MANAH REPRESENTATIVE OF SHAIKH OF QATAR’ Contributor: Petroleum Concessions Limited, Manager, Bahrain (correspondent)Ṣāliḥ bin Sulaimān Āl Māni' (correspondent) Date: 1947/1949 Language: EnglishArabic Extent: 1 file (45 folios)
84. '27/1 SALUTES AND EXCHANGES OF CALLS BETWEEN H.M.'s SERVICES AND ARAB RULERS.' Contributor: Shaikh Hakim of Bahrain Ḥamad bin 'Īsá Āl Khalīfah (correspondent) Date: 1931/1948 Language: EnglishArabic Extent: 1 file (274 folios)
86. '27/3 FLYING OF FLAGS ON ISLANDS OFF THE TRUCIAL COAST.' Contributor: Emir of Abu Dhabi, Āl Nahyān dynasty (correspondent) Date: 1933/1946 Language: English Geographic region: Tamb IslandSirr Abu Nu'air Island Extent: 1 file (58 folios)
88. '31/2 RECOGNITION OF H.E. Sk. HAMAD bin ISA KHALIFAH AS RULER OF BAHRAIN.' Contributor: King of Bahrain (correspondent) Date: 1932/1934 Language: EnglishArabic Extent: 1 file (46 folios)
89. '35/101 V (A 49) Muscat Miscellaneous' Contributor: Financial Advisor to the Sultan of Muscat (correspondent)Emir of Ja'alān (correspondent) Date: 1925/1928 Language: English Geographic region: Oman Extent: 1 volume (118 folios)
90. ‘35/110 Muskat Transfer of Oman Subjects to Other Nationalities; 35/102 Request of Musallam bin Juma bin Salim al Ja’davi for registration of his Dhow 1912 (Vide case of 3 Omanis and German Consul – 35/101); German Flag Case 1912-to-1914 A 28’ Date: 1912/1914 Language: EnglishGerman Extent: 1 volume (97 folios)