1. IOR/L/PS/20/210/1 Reference (shelfmark): IOR/L/PS/20/210/1 Title: Report on an exploration on the North East Frontier. By Cpt H T Morshead, RE, Survey Officer with the expedition Dehra Dun: Office of Trigonometrical Survey, 1914 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1914 Extent: 21pp