Roger Thomas and Kalidas Sawhney, A Report on a Varietal Test with Cotton on the Government Experimental Station, Baghdad, in 1922 (Dept of Agriculture, Iraq, memoir No 8) Dated as: London, 1924
R H Williams, Suggested Methods of Control of Locusts in Iraq (report, dated 7 May 1928, to Minister of Irrigation and Agriculture) Dated as: Baghdad, 1928