1. IOR/L/E/6/46, File 963 Reference (shelfmark): IOR/L/E/6/46, File 963 Title: File S&C 963/1880 - Papers on the subject of the competition of Persian opium with Indian opium in the Chinese market Collection Area: India Office Records and Private Papers Languages: English Date Range: Jul 1880-Feb 1881 Extent: 1 file