1. IOR/V/23/117, Vol 2 Pt 9 No 46 Reference (shelfmark): IOR/V/23/117, Vol 2 Pt 9 No 46 Title: Road-making in the hills [principles and rules for the road from Kalka to Simla and Tibet]. Agra: Secundra Orphan Press, 1852 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1852 Extent: pp. 167-84