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BAZ Blick vom Polytechnikum gegen den Uetliberg. exhibition history Institution Baugeschichtliches Archiv Zrich um Briefkopf Blick vom Polytechnikum gegen den Uetliberg object history Baugeschichtliches Archiv BAZZurich Panorama pdold User Baugeschichtliches Archiv Lith Verlag von Hch Schlumpf Winterthur Uploaded with GWToolset