1. IOR/L/PS/11/212, P 1127/1922 Reference (shelfmark): IOR/L/PS/11/212, P 1127/1922 Title: P 1127/1922 Persia: Lake Urumia navigation concession Collection Area: India Office Records and Private Papers Languages: English Date Range: 12 Nov 1921-8 Nov 1924 Extent: 1 file