1. IOR/L/PS/18/C117 Reference (shelfmark): IOR/L/PS/18/C117 Title: Memorandum respecting the boundary between Persia and Russia; and the understanding between Great Britain and Russia as to the maintenance of the independence and integrity of Persia. E Hertslet, Foreign Office, 22 Apr 1874 Collection Area: India Office Records and Private Papers Languages: English Date Range: 22 Apr 1874 Extent: 7pp map