1. IOR/L/E/6/54, File 78 Reference (shelfmark): IOR/L/E/6/54, File 78 Title: File S&C 78/1881 - Papers on the subject of the filtration of potable water by means of spongy iron Collection Area: India Office Records and Private Papers Languages: English Date Range: Jun 1878-Jan 1881 Extent: 1 file