1. IOR/V/23/51, No 232 Reference (shelfmark): IOR/V/23/51, No 232 Title: Papers connected with the Betwa Canal project in the North-Western Provinces [1868-85] (Public Works Dept serial no. 12). Calcutta: Supt. Govt. Printing, 1887 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1887 Extent: 147p, maps, plans, diagrams