1. ‘File 2/15 MASIRAH & SALALAH AIR FIELDS (CHARTER FLIGHTS)’ Date: 1941/1948 Language: English Geographic region: SalalahMasirah
3. 'File 2/40 COPIES OF MUSCAT CIVIL AGREEMENT AS PRESENTED TO HIS HIGHNESS FROM TIME TO TIME. FINAL AGREEMENT AS SIGNED’ Date: 1946/1947 Language: English
5. ‘File 2/40 AIR FACILITIES. (CIVIL) MUSCAT. VOLUME I (FILE 2/40)’ Date: 1944/1947 Language: English
7. 'File 8/98 MUSCAT STATE AFFAIRS: ARMS & AMMUNITION FOR SULTAN OF MUSCAT' Date: 1947/1948 Language: English
8. ‘File 2/40 II AIR FACILITIES (CIVIL) MUSCAT. VOLUME II’ Date: 1946/1948 Language: English Geographic region: SalalahMasirah