13. Coll 30/148 'Qatar: Question of ownership of Zubarah.' Date: 1937/1946 Language: English Geographic region: Zubarah
14. Coll 30/195 ‘Persian Gulf Defence QATAR.’ Date: 1938/1943 Language: English Geographic region: Qatar
15. Coll 30/203 ‘Persian Gulf. Qatar – Proposed engagement of an “adviser on foreign affairs” by the sheikh.’ Date: 1940/1941 Language: English Geographic region: Qatar
16. Coll 7/32 'Persian Gulf: supply of arms and ammunition to the Shaikh of Qatar' Date: 1935/1939 Language: English Geographic region: Qatar
17. Coll 5/11 ‘Air Route to India: Arab Coast Route – Emergency Landing Ground at Qatar’ Date: 1932/1934 Language: English Geographic region: Qatar
18. File 3208/1908 Pt 4 ‘Persian Gulf: acts of piracy by Ahmed bin Selman near Katif [Turkish discourtesy to commander of HMS “Lapwing” at Katif]’ Date: 1901/1908 Language: English Geographic region: Al-QatifBahreinQatarDoha
