1. IOR/L/E/6/27, File 457 Reference (shelfmark): IOR/L/E/6/27, File 457 Title: File R 457/1881 - Reports on the examination and analysis of six samples of Persian opium prepared for the China market, and of two samples of Shansi opium Collection Area: India Office Records and Private Papers Languages: English Date Range: Oct 1880-Jul 1881 Extent: 1 file