1. IOR/L/PS/12/4188 Reference (shelfmark): IOR/L/PS/12/4188 Title: Coll 36/23(1) Anglo-Tibetan relations: publication of the 1914 Simla Convention and connected agreements; Indo-Tibetan frontiers Collection Area: India Office Records and Private Papers Languages: English Date Range: 20 Apr 1936-28 Jan 1946 Extent: 1 file