1. IOR/L/PS/11/171, P 2650/1920 Reference (shelfmark): IOR/L/PS/11/171, P 2650/1920 Title: P 2650/1920 Mesopotamia: opium policy Collection Area: India Office Records and Private Papers Languages: English Date Range: 4 Oct 1918-19 May 1920 Extent: 1 file