1. IOR/L/PS/11/158, P 6761/1919 Reference (shelfmark): IOR/L/PS/11/158, P 6761/1919 Title: P 6761/1919 Mesopotamia: protection of patents and industrial property in Mesopotamia Collection Area: India Office Records and Private Papers Languages: English Date Range: 23 Oct 1919-23 Dec 1920 Extent: 1 file