1. IOR/L/E/6/48, File 1137 Reference (shelfmark): IOR/L/E/6/48, File 1137 Title: File S&C 1137/1880 - Covering letter from the Admiralty Hydrographic Department, dated 29th September 1880, and related minute paper, regarding the forwarding of certain numbered charts for the Indian Marine Survey Department at Calcutta Collection Area: India Office Records and Private Papers Languages: English Date Range: Sep 1880-Nov 1880 Extent: 1 file (2 folios)