1. IOR/L/E/7/1346, File 2038 Reference (shelfmark): IOR/L/E/7/1346, File 2038 Title: File 2038 League of Nations - Hague Opium Convention of 1912 Collection Area: India Office Records and Private Papers Languages: English Date Range: 23 Jun 1924-2 Jul 1924 Extent: 1 file