1. IOR/L/PS/11/154, P 4164/1919 Reference (shelfmark): IOR/L/PS/11/154, P 4164/1919 Title: P 4164/1919 Persia: projects of aerial transport Collection Area: India Office Records and Private Papers Languages: English Date Range: 18 Jul 1919-31 Oct 1919 Extent: 1 file