HeadingYworth, Theophrastus used in: British Library: English Short Title Catalogue - AACR2 Heading, London (United Kingdom); British Library: English Short Title Catalogue - GK Heading, London (United Kingdom)
Sources
Found inWallis:Medics2=Yworth, Theophrastus; before 1690-after 1710; apothecary. — Not found in GK55 nor DNB nor NUC nor Musgrave
Imprint SourcesT119044: his A brief ... account of ... certain ... medicines, 1710? tp=By Theophrastus Yworth spagyrick physician