Wirtenberg Ducatus / [cartographic material] / per Gerardum Meractorem, cum privilegio.Mercator, Gerhard, 1512-1594[1636]From Henricus Hondius and Joannes Janssonius's Atlas (English ed.), 1636.Imperfect: chipped and torn along fold, with some loss of text; trimmed, with some loss of text on verso. Sheet measures 42.3 x 49.2 cm.In English on verso; with caption title "Thecartographic