Keywords: POL Jakub Natanson.jpg pl Jakub Natanson 1832-1884 polish chemician Wielka Encyklopedyia Powszechna Ilustrowana Serya II tom I-II Warszawa 1903 Autor hasła Dr Józef Peszke XIX/XX century Author Chemists from Poland Natanson Jakub Bankers from Poland Natanson Jakub Freemasons from Poland PD-Art |