1. IOR/L/PS/11/139, P 4223/1918 Reference (shelfmark): IOR/L/PS/11/139, P 4223/1918 Title: P 4223/1918 Italian East Africa: mineral resources of Eritrea Collection Area: India Office Records and Private Papers Languages: English Date Range: 11 Jul 1918-25 Sep 1918 Extent: 1 file