Chinese Turkestan. Memorandum by Sir G Macartney KCIE. Suggestions for a Convention between Great Britain and Russia, regarding the Chinese province of New Dominion. 23 Aug 1915
Demi-official letter from Foreign Department, Government of India, to Political Department, India Office, dated 11 January 1918 [translation of extracts from the shorthand diary of Seiler, late German Vice Consul, Ispahan, and conclusions drawn]. Denys Bray, 11 Jan 1918