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CHNB Dsseldorf von Norden Rhein aufwrts Collection Gugelmann GSGUGEBLEULERb.tif Information Creator Johann Ludwig Bleuler Dsseldorf von Norden Rhein aufwrts Aquatinta koloriert Swiss National Library CHNBCollection Gugelmann PDold User Swiss National Library GSGUGEBLEULERb helveticarchives ch aspx ID helveticarchives ch Swiss