3. 'File 9/1 III Visits of His Majesty's Ships' Date: 1950/1950 Language: English Geographic region: SalalahSur
4. ‘File 2/15 MASIRAH & SALALAH AIR FIELDS (CHARTER FLIGHTS)’ Date: 1941/1948 Language: English Geographic region: SalalahMasirah
5. 'File 2/6 II/A-8- Volume II. Karachi - Aden Civil Air Route.' Date: 1942/1942 Language: English Geographic region: SalalahRas al-HaddMasirah
6. 'File 2/6 Southern Arabian Air Route. II-A/8' Date: 1942/1942 Language: English Geographic region: SalalahRas al-HaddMasirah
7. 'File 2/6 KARACHI-ADEN AIR ROUTE. II-A/8' Date: 1942/1942 Language: English Geographic region: SalalahMasirahRas al-Hadd
8. ‘File 2/15- Vol. 3. Oil. CHARTER FLIGHTS. (Masirah & Salalah refuelling).’ Date: 1948/1949 Language: English Geographic region: SalalahMasirah
9. 'File 2/24 British Consulate Muscat R.A.F. landing ground at Marbat.' Date: 1937/1945 Language: English Geographic region: Salalah
10. 'File 12/4 TELEGRAMS SENT FROM SALALAH BY SULTAN OR HIS REPRESENTATIVE' Date: 1947/1947 Language: English Geographic region: Salalah
11. 'File 5/6 PROPOSAL TO APPOINT A BRITISH AGENT AT SALALAH' Date: 1941/1942 Language: English Geographic region: Salalah
