Columbia subject headings:
Arts, German--20th century--Congresses.
Arts--Political aspects--Germany--History--20th century--Congresses.
Germany--Intellectual life--20th century--Congresses.
Harvard subject headings:
Arts, German--20th century--Congresses.
Arts--Political aspects--Germany--History--20th century--Congresses.
Germany--Intellectual life--20th century--Congresses.
Princeton subject headings: