1. IOR/L/E/6/49, File 1207 Reference (shelfmark): IOR/L/E/6/49, File 1207 Title: File S&C 1207/1880 - Covering letter from the Admiralty Hydrographic Department, dated 16th October 1880, forwarding 20 copies of corrected Chart No.832 for the India Marine Survey at Calcutta Collection Area: India Office Records and Private Papers Languages: English Date Range: Oct 1880 Extent: 1 file (1 folio)