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Hans von Aachen Allegory of Peace Fertility and Science Google Art Project. Cologne Prague Hans von Aachen Hans von Aachen Museum Kunstpalast Dsseldorf smkp de Feder in Braun ber Graphitstift braun laviert wenig Rtel gewischt mit Deckwei gehht Sammlung der Kunstakademie NRW False Inv no KA FP smkp de Museum