1. IOR/L/E/7/1512, File 4050 Reference (shelfmark): IOR/L/E/7/1512, File 4050 Title: File 4050 Sanitary Engineer, Public Works Department, Delhi - Proposed extension of the post for a further two years Collection Area: India Office Records and Private Papers Languages: English Date Range: 13 Mar 1924-29 Jan 1929 Extent: 1 file