Columbia subject headings:
Higher education and state--Germany--Cologne--History--20th century.
National socialism and education.
Universität zu Köln--Faculty--Political activity--History--20th century.
Universität zu Köln--History--20th century.
Harvard subject headings:
Higher education and state--Germany--Cologne--History--20th century.
National socialism and education.
Universität zu Köln--Faculty--Political activity--History--20th century.
Universität zu Köln--History--20th century.
Princeton subject headings:
College teachers--Germany (West)--Cologne--Political activity.
Cologne (Germany)--History.
Cologne (Germany)--Intellectual life.
National socialism--Germany (West)--Cologne.