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pxPloennies Ducatus Montianium. bersichtskarte des Groherzogtums Berg Im Kreis oben links markiert die Lage von Erkrath Topographica Ducatus Montani aus dem Jahre Karte von Creator Erich Philipp Ploennies PDold File Ploennies Ducatus Montianium Grere Karte ohne Markierung Erich Philipp Ploennies Old maps of Erkrath Images