1. IOR/L/E/7/1159, File 2424 Reference (shelfmark): IOR/L/E/7/1159, File 2424 Title: File 2424 Deputation: Mr D.P. Johnstone, Indian Agricultural Service to visit manufacturers of agricultural machinery Collection Area: India Office Records and Private Papers Languages: English Date Range: 31 May 1923-11 Jul 1923 Extent: 1 file