1. IOR/L/E/6/51, File 1403 Reference (shelfmark): IOR/L/E/6/51, File 1403 Title: File S&C 1403/1880 - Papers received from the Foreign Office as bearing on the opium trade relating to the lease of a district in Borneo by the Sultan of Brunei to a British subject, Mr Cheng Lan Collection Area: India Office Records and Private Papers Languages: English Date Range: Sep 1880-Dec 1880 Extent: 1 file