Columbia subject headings:
Europe--History--1918-1945--Philosophy.
Germany--History--1933-1945.
Germany--Intellectual life--20th century.
Harvard subject headings:
Europe--History--1918-1945.
Germany--History--1933-1945.
Germany--Intellectual life--20th century.
Princeton subject headings:
Europe--History--1918-1945--Philosophy.
Germany--History--1933-1945.
Germany--Intellectual life--20th century.