Columbia subject headings:
Church music--Germany--Cologne--19th century.
Church music--Germany--Cologne--Bibliography--Catalogs.
Erzbischöfliche Diözesan- und Dombibliothek (Cologne, Germany)--Catalogs.
Kölner Domchor--History.
Leibl, Carl, 1784-1870.
Harvard subject headings:
Church music--Bibliography--Catalogs.
Kölner Dom--Catalogs.
Music--Germany--Cologne--Catalogs.
Princeton subject headings:
Catalogs.
Church music--Germany--Cologne--19th century.
Church music--Germany--Cologne--Bibliography--Catalogs.
Erzbischöfliche Diözesan- und Dombibliothek (Cologne, Germany)--Catalogs.
Kölner Domchor--History.
Leibl, Carl, 1784-1870.