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
Pamir delimitation. Minute by Sir S C Bayley on the proposals of the Russian Government (see Despatch from M. de Giers to M. de Staal 26th March (7th April) 1894) S C Bayley, Political and Secret Dept, India Office, 16 Apr 1894