[Two letters from India Office to Foreign Office, 19 Nov and 2 Dec 1891, and Foreign Secret telegram from Viceroy to Secretary of State for India, 23 Nov 1891, concerning Russian expedition to Pamirs and Afghan territories on Upper Oxus
On the necessity of adhering to the north-eastern boundary of Afghanistan, as defined in 1873; of demarcating the frontier between Afghanistan and China; and of maintaining the independence of trans-Oxus Shighnan and Roshan "F. R.", 16 Sep 1891
Note on the question of delimitation in the Upper Oxus territories. (In continuation of Note of 19th November 1891, on the Pamir question and the north-east frontier of Afghanistan) S C Bayley, Political and Secret Dept, India Office, 1 Jul 1892
The Russian expedition to the Pamirs of 1892. (In continuation of Notes of 1st July 1892, (1) on the question of delimitation in the Upper Oxus territories, (2) on the Alichur Pamir) S C Bayley, Political and Secret Dept, India Office, 12 Aug 1892
[Foreign Office Confidential Print, Apr 1894, containing two letters from M de Giers, Russian Foreign Office, to M de Staal, Russian Ambassador, London, dated St Petersberg, 26 Mar (7 Apr) 1894, concerning Pamir delimitation]