"[map of Poland and Silesia]" "Poloniae et Silesiae", published by Joannes Jansonius (1628-1651), Dutch cartographer from 17th c., which oryginal was created by Mercator - also famous Dutch engraver, cartographer and editor (XVI c.).
www.atticus.pl/pl/product/1... #oldmaps#Poland#Silesie
