Keywords: Jon Arvid Afzelius (1753-1837).jpg en Johan Afzelius 1753-1837 swedish chemist and professor of the Uppsala University pt Johan Afzelius 1753-1837 químico sueco e professor da Universidade de Uppsala http //sok riksarkivet se/sbl/Presentation aspx id 5585 Johan Afzelius 1753-1837 PD-old-100 Jon Arvid Afzelius Chemists from Sweden |