Dmitri Mendeleev and his famous periodic table.
Edgar Fahs Smith Collection, Kislak Center for Special Collections, Rare Books and Manuscripts, University of Pennsylvania; Neville Collection, the Institute Collections
Dmitri Mendeleev and his famous periodic table.
Edgar Fahs Smith Collection, Kislak Center for Special Collections, Rare Books and Manuscripts, University of Pennsylvania; Neville Collection, the Institute Collections