1. IOR/L/E/7/1177, File 30 Reference (shelfmark): IOR/L/E/7/1177, File 30 Title: File 30 Opium: traffic in Japanese leased territories (Tsingtao and Kwantung) and Korea Collection Area: India Office Records and Private Papers Languages: English Date Range: 23 Dec 1920-16 Dec 1930 Extent: 1 file