Memorandum respecting negotiations with China with regard to the undelimited section of the Burma-China frontier 1897 to June 1911. R T Nugent, Foreign Office, 12 Jul 1911
Letter from India Office to Foreign Office, dated 15 August 1912, with enclosure, relating to British and Russian interests in Kashgar, the New Dominion and Tibet. Memorandum respecting the situation in the countries bordering on the North-East Frontier of India (Tibet, Kashgar and the New Dominion). R T Nugent, Foreign Office, 26 Aug 1912. Minute on the same subject. J D Gregory, Sir E Crowe and Sir E Grey, Foreign Office, 1 & 2 Sep 1912
Tibet: memorandum from January 1 to August 30 1913. British Legation, Peking, 30 Aug 1913. Enclosure to Letter to India Office from Foreign Office, No 43257 of 15 Oct 1913