1. IOR/L/E/7/1373, File 209 Reference (shelfmark): IOR/L/E/7/1373, File 209 Title: File 209 Opium and Dangerous Drugs - Prohibition of transhipment of dangerous drugs in British Indian Ports, except under Import Certificate System Procedure, Export Licence of Diversion Certificate Collection Area: India Office Records and Private Papers Languages: English Date Range: 27 Nov 1924-18 Feb 1933 Extent: 1 file