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Rheinfelden von Westen ca. Information Creator Johann Ludwig Bleuler Creator Friedrich Salath Rheinfelden von Westen Rheinfelden Aquatinta koloriert ca File CHNB Rheinfelden von Westen Collection Gugelmann GSGUGEBLEULERb tif Swiss National Library CHNBCollection Gugelmann PDold User Swiss National Library GSGUGEBLEULERb helveticarchives