1. ‘File 28/1 D Local Volunteer Defence Force. British N.C.O. Instructors for Defence Force’ Date: 1940/1942 Language: English Geographic region: Bahrain
2. ‘File 28/1 E Defence Officer, Persian Gulf. Station Commander Bahrain’ Date: 1939/1944 Language: English Geographic region: Bahrain
3. ‘File 28/1 H Proposal for provision of Indian Infantry Company for Bahrain defence’ Date: 1940/1940 Language: English
