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Hotel Erbprinz in Karlsruhe Kaiserstrasse Architekten Curjel Moser Karlsruhe Grundriss. de Hotel Erbprinz in Karlsruhe Kaiserstrasse Architekten Curjel Moser Karlsruhe Grundriss Wilhelm Kick Hrsg Moderne Neubauten Jahrgang Stuttgarter ArchitekturVerlag Kick Stuttgart Author public domain Hotel Erbprinz Karlsruhe PDold