The spiral staircase, originally from a patrician house dating back to 1663, was installed in the district library in the south of Cologne called ‘Haus Balchem’. (November 2024) (Foto: © Rüdiger Benninghaus) #Architektur, #architecture, #Wendeltreppe, #Figuren, #Holzschnitzereien, #wood_carvings, #Haus_Balchem, #Köln