Henry Enfield Roscoe (1833-1915) English chemist who did research in Heidelberg with Bunsen. Professor of chemistry at Manchester University (1856-1886). From "The Cabinet Portrait Gallery" (London, 1890-1894). Woodburytype after photograph by W & D Downey. (Photo by: Universal History Archive/UIG via Getty Images)
Crédito:
Album / Universal Images Group / Universal History Images \ UIG