1. IOR/V/27/421/4 Reference (shelfmark): IOR/V/27/421/4 Title: Burrard S G and Hayden, H H, A sketch of the geography and geology of the Himalaya mountains and Tibet. Revised by Sir Sidney Burrard and A M Heron. Part 1: The high peaks of Asia. Delhi, 1933 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1933 Extent: 1 volume