Katalog der Altkölner Malerei /
Zehnder, Frank Günter.
Kühn, Hermann,Dr.
Wallraf-Richartz-Museum.
Köln : Stadt Köln,
1990.
Includes indexes.
Cover title: Altkölner Malerei.
Includes bibliography (p. 10-18).
Wallraf-Richartz-Museum
Painting, German
Painting, Medieval
Painting