1. IOR/L/E/6/46, File 912 Reference (shelfmark): IOR/L/E/6/46, File 912 Title: File S&C 912/1880 - Memoranda and related correspondence regarding The London Water Supply, water filtration and water purification Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1879-Jul 1880 Extent: 1 file