1. Ext 4840/41 'Afghanistan and Persian. Possible employment of Polish engineers.' Date: 1941/1942 Language: English Geographic region: PersiaAfghanistan
2. PZ 3044/40(2) 'Oil. Persian Gulf. Bahrein. Personnel of Bahrein Petroleum Co. Roster of Employees 1941-' Date: 1941/1948 Language: English