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Keywords from Image Description:
Potsdamer Platz mit Columbushaus . Potsdamer Platz in Berlin with Columbushaus in Street name Potsdamer Platz House number House name Columbushaus Conscription number Postal code Berlin Berlin DE Scan from Nick Gay Berlin Then Now San Diego Creator Waldemar Titzenthaler Public Domain author died more than years ago PDold Waldemar