1. IOR/L/PS/11/214, P 1900/1922 Reference (shelfmark): IOR/L/PS/11/214, P 1900/1922 Title: P 1900/1922 Persia: protection of the southern trade routes Collection Area: India Office Records and Private Papers Languages: English Date Range: 11 Mar 1922-4 Jan 1923 Extent: 1 file