1. IOR/V/25/850/51 Reference (shelfmark): IOR/V/25/850/51 Title: Scientific Memoirs by Officers of the Medical and Sanitary Departments of the Government of India. New Series, No 38 Preliminary report on the killing of rats and rat fleas by hydrocyanic acid gas. W D H Stevenson. 1910 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1910 Extent: 1 volume