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Keywords from Image Description:
Zuerich Altstadt Siegfriedkarte . de Die Stadt Zrich im Topographischen Atlas der Schweiz The city of Zrich on the Siegfried Map of scale ZuerichSiegfriedkarte UTC derivative work Dbachmann talk ZuerichSiegfriedkarte Eidgenssisches Stabsbureau heute Bundesamt fr Landestopografie Altstadt cropped highlightedd Dbachmann