13. Coll 30/43 'Persian Gulf: Lighting & Buoying Service in: G/I's Contribution to the Lighting Fund etc' Date: 1933/1947 Language: English Geographic region: Shatt al Arab
14. File 815/1917 Pt 3-9 'Persian Gulf: Lights & Buoys.' Date: 1919/1932 Language: English Geographic region: Persian Gulf
15. File 815/1917 Pt 2 'Persian Gulf: Lighting & Buoying. General Expenditure.' Date: 1921/1925 Language: English Geographic region: Persian Gulf