Columbia subject headings:
Catholic Church--Germany--History--19th century.
Catholic Church--Germany--History--20th century.
Church and state--Germany--Catholic Church.
Germany--Church history--19th century.
Germany--Church history--20th century.
Harvard subject headings:
Catholic Church--Germany--History--19th century.
Catholic Church--Germany--History--20th century.
Germany--Church history--19th century.
Germany--Church history--20th century.
Princeton subject headings:
Catholic Church--Germany--History--19th century.
Catholic Church--Germany--History--20th century.
Germany--Church history--19th century.
Germany--Church history--20th century.