1. IOR/L/E/7/1206, File 500 Reference (shelfmark): IOR/L/E/7/1206, File 500 Title: File 500 Mr A Y G Campbell's deputation: to collect information on forms of state-aid for development of industries in foreign countries Collection Area: India Office Records and Private Papers Languages: English Date Range: 11 Jul 1921-25 May 1922 Extent: 1 file