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CHNB Prov. Collection Gugelmann GSGUGEPROV.tif Information Simplon Galerie Algaby Inneres Simplonstrasse Ausblick aus einer Galerie Simplon Studie Prov File CHNB Simplon Galerie Algaby Inneres Collection Gugelmann GSGUGEMORITZB tif Swiss National Library CHNBCollection Gugelmann PDold User Swiss National Library GSGUGEPROV