1. IOR/P/241/70 Feb 1797 p 674 Reference (shelfmark): IOR/P/241/70 Feb 1797 p 674 Title: Letter concerning a report by Dr J Carmichael Smith on preventing contagion by means of nitrous acid Collection Area: India Office Records and Private Papers Languages: English Date Range: 25 Feb 1797 Extent: 1 page