Columbia subject headings:
Harvard subject headings:
Mural painting and decoration, German--Germany--Cologne.
Mural painting and decoration, Medieval--Germany--Cologne.
Mural painting and decoration, Romanesque--Germany--Cologne.
St. Gereon (Church : Cologne, Germany)
St. Maria im Kapitol (Church : Cologne, Germany)
St. Pantaleon (Church : Cologne, Germany)
Princeton subject headings:
Church buildings--Germany--Cologne.
Mural painting and decoration, Medieval--Germany--Cologne.
Mural painting and decoration, Romanesque--Germany--Cologne.
St. Gereon (Church : Cologne, Germany)
St. Maria im Kapitol (Church : Cologne, Germany)
St. Pantaleon (Church : Cologne, Germany)