Corvey, Foto Marten Kuilman, flickr, By Effmann. A. Plan of ground floor; B. plan of first floor; C. Plan of top floor. Fig. 75 in GRODECKI, Louis (1958). L'Architecture Ottonienne. Armand Colin, Paris..jpg
Corvey, Foto Marten Kuilman, flickr, By Effmann. A. Plan of ground floor; B. plan of first floor; C. Plan of top floor. Fig. 75 in GRODECKI, Louis (1958). L'Architecture Ottonienne. Armand Colin, Paris..jpg