1. 'XXXI/2 Al-Bu-Ainain settlement at Qasr-as-Sabaih' Date: 1909/1913 Language: English Geographic region: KatifWakra
2. File 160/1903 'Persian Gulf: El Katr; appointment of Turkish Mudirs; question of Protectorate Treaty with El Katr' Date: 1902/1910 Language: English Geographic region: El KatrOdeidWakra