Columbia subject headings:
Harvard subject headings:
National socialism and science--Congresses.
Research--Europe--History--20th century--Congresses.
Research--Germany--History--20th century--Congresses.
Science and state--Europe--History--20th century--Congresses.
Science and state--Germany--History--20th century--Congresses.
Princeton subject headings:
National socialism and science--Congresses.
Research--Europe--History--20th century--Congresses.
Research--Germany--History--20th century--Congresses.
Science and state--Europe--History--20th century--Congresses.
Science and state--Germany--History--20th century--Congresses.