Columbia subject headings:
Harvard subject headings:
Education, Higher--Germany--Hannover--History--20th century.
Hannover (Germany)--History--20th century--Sources.
Leibniz Universität Hannover--History--20th century.
National socialism and education--Germany--Hannover.
Princeton subject headings:
National socialism and education--Germany--Hannover.
Technische Hochschule Hannover--History--Sources.
Technische Hochschule Hannover--History.