Chemical and Pharmaceutical Patents

Specification by Anthony Todd Thomson MD, of Hinde St, Manchester Square, London [(1778-1849), Professor of Medical Jurisprudence, University College, London], of his invention of an improved method of manufacturing calomel and corrosive sublimate, following the grant of a patent.

8 September 1841

1 piece Membrane. 1 f., with a separate drawing of the apparatus, 1 f.

Database description taken from that in: Richard Palmer, Catalogue of Western Manuscripts in the Wellcome Library for the History & Understanding of Medicine: Western Manuscripts 5120-6244 (London: The Wellcome Library for the History & Understanding of Medicine, 1999).