1. IOR/V/27/420/40 Reference (shelfmark): IOR/V/27/420/40 Title: India. Survey of India, Machine computation. 1st edition. (Supplement to chapters 8 and 12 of the Survey of India Handbook of topography). Dehra Dun, 1944 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1944 Extent: 1 volume