1. IOR/L/E/6/40, File 356 Reference (shelfmark): IOR/L/E/6/40, File 356 Title: File S&C 356/1880 - Letter from the Science and Art Department, London, and related minute papers on the subject of actinometric observations in India Collection Area: India Office Records and Private Papers Languages: English Date Range: Feb 1880-Apr 1880 Extent: 1 file (3 folios)