1. IOR/L/E/7/1309, File 2100 Reference (shelfmark): IOR/L/E/7/1309, File 2100 Title: File 2100 Opium Convention 1912 - Ratification, etc Collection Area: India Office Records and Private Papers Languages: English Date Range: 25 Feb 1921-29 Jun 1923 Extent: 1 file