1. 'File 2/6 II/A-8- Volume II. Karachi - Aden Civil Air Route.' Date: 1942/1942 Language: English Geographic region: SalalahRas al-HaddMasirah
2. 'File 2/6 Southern Arabian Air Route. II-A/8' Date: 1942/1942 Language: English Geographic region: SalalahRas al-HaddMasirah
3. 'File 2/6 KARACHI-ADEN AIR ROUTE. II-A/8' Date: 1942/1942 Language: English Geographic region: SalalahMasirahRas al-Hadd
4. 'File 2/25 II. Aviation. B. Royal Air Force. 3. (o) Shuwaimiyah Landing Ground and Petrol Store.' Date: 1938/1945 Language: English Geographic region: ShuwaymiyahDhofarMasirah
5. The Construction of Defence Works at Aden Date: 1846/1846 Language: English Geographic region: Aden
6. 'File 2/6 KARACHI-ADEN AIR ROUTE. II-A/8' Date: 1942/1943 Language: English Geographic region: SalalahMasirahRas al-Hadd