1. IOR/R/20/A/3125 Reference (shelfmark): IOR/R/20/A/3125 Title: File 351 Proposed visit of two British Officers to Upper and Lower Yafai to select sites for aeroplane landing grounds, Colonel Lake's mission to the Yafai country Collection Area: India Office Records and Private Papers Languages: English Date Range: 1925 Extent: 1 file