Columbia subject headings:
Books and reading--Germany--History--20th century--Exhibitions.
German literature--20th century--History and criticism--Exhibitions.
Publishers and publishing--Germany--History--20th century--Exhibitions.
Harvard subject headings:
Book industries and trade--Germany--History--20th century--Exhibitions.
German literature--20th century--Exhibitions.
Germany--Intellectual life--20th century--Exhibitions.
Princeton subject headings:
Books and reading--Germany--History--20th century--Exhibitions.
German literature--20th century--History and criticism--Exhibitions.
Publishers and publishing--Germany--History--20th century--Exhibitions.