1. IOR/L/MIL/17/5/2374 Reference (shelfmark): IOR/L/MIL/17/5/2374 Title: Military Engineer Services technical instructions. Vol 2: Electrical, mechanical and water supply. Calcutta: Engineer-in-Chief, 1925. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1925 Extent: ii, 47p, 25cm