1. 'File 82/34 II (F 94) APOC Concession' Contributor: Foreign Office (correspondent)British Consulate-General, Geneva (correspondent)British Legation, Tehran (correspondent) Date: 1933/1939 Language: EnglishFrench Extent: 1 volume (180 folios)
2. PZ 2143/31 'Persia: British Military Attaché, Tehran' Contributor: Foreign Office (correspondent)Military Attaché, Tehran (correspondent; subject)British Legation, Tehran (correspondent) Date: 1931/1932 Language: EnglishFrench Extent: 1 file (64 folios)
3. Coll 35/19 'Persian Gulf: proposed erection by Persian Government of wireless stations at Persian Gulf ports' Contributor: Foreign Office (correspondent)British Legation, Tehran (correspondent)Cable and Wireless Ltd (correspondent) Date: 1934/1935 Language: EnglishFrench Extent: 1 file (19 folios)
4. Coll 29/2 'Bushire Residency: question of transfer to Bahrain' Contributor: British Legation, Tehran (correspondent)Political Resident, Persian Gulf (correspondent)Government of India, Foreign and Political Department (correspondent)Foreign Office (correspondent)HM Treasury (correspondent)King of Bahrain (correspondent)District Magistrate, Bahrain (correspondent) Date: 1929/1938 Language: EnglishFrench Geographic region: PersiaBahrain Extent: 1 volume (447 folios)
5. Coll 35/26 'Cable reorganisation in the Persian Gulf' Contributor: Persian Gulf Political Residency (correspondent)Foreign Office (correspondent)Cable and Wireless Ltd (correspondent)Ministry of Foreign Affairs (correspondent)British Legation, Tehran (correspondent) Date: 1935/1937 Language: EnglishFrench Extent: 1 volume (531 folios)
6. Coll 28/12 ’Persia; Railways; Trans-Persian Railway’ Contributor: British Legation, Tehran (correspondent) Date: 1931/1940 Language: EnglishFrench Geographic region: Bandar ShahBandar ShahpurPersia Extent: 1 file (70 folios)
7. Coll 28/14 ‘Persia; Municipal Taxation in’ Contributor: British Legation, Tehran (correspondent)Minister for Foreign Affairs (correspondent) Date: 1931/1931 Language: EnglishFrench Geographic region: Persia Extent: 1 file (35 folios)
8. Coll 28/15 ‘Persia. Internal Affairs. Political and Administrative Changes.’ Contributor: British Legation, Tehran (correspondent) Date: 1931/1940 Language: EnglishFrench Geographic region: Persia Extent: 1 file (141 folios)
9. Coll 28/16 ‘Persia; Imperial Bank of Persia; relations with the Persian Government.’ Contributor: Government of Iran, Pahlavi dynasty (correspondent)Imperial Bank of Iran (correspondent)British Legation, Tehran (correspondent) Date: 1931/1935 Language: EnglishFrench Geographic region: Persia Extent: 1 file (122 folios)
10. Coll 28/21 ‘Persia; Azerbaijan; Persia-Russian & Persia-Turkish Frontier.’ Contributor: British Legation, Tehran (correspondent)Foreign Office (correspondent) Date: 1930/1946 Language: EnglishFrench Geographic region: TabrizIranian AzerbaijanPersia Extent: 1 file (421 folios)
11. Coll 28/21(2) ‘Persia. Azerbaijan: Persia, Russian and Persia – Turkish Frontier.’ Contributor: British Legation, Tehran (correspondent)Foreign Office (correspondent)British Consul, Tabriz (correspondent) Date: 1946/1947 Language: EnglishFrench Geographic region: TabrizIranian AzerbaijanPersia Extent: 1 file (377 folios)
12. Coll 28/65 ‘Persia. Perso-Soviet Commercial Relations.’ Contributor: British Embassy (correspondent)British Legation, Tehran (correspondent)HM Chargé d'Affaires to Iran (correspondent) Date: 1933/1940 Language: EnglishFrenchRussian Extent: 1 file (239 folios)