Columbia subject headings:
German drama--19th century--History and criticism--Congresses.
Mass media and theater--Germany--History--19th century--Congresses.
Press and politics--Germany--History--19th century--Congresses.
Theater and society--Germany--History--19th century--Congresses.
Theater--Germany--History--19th century--Congresses.
Harvard subject headings:
German drama--19th century--History and criticism--Congresses.
Mass media and theater--Germany--History--19th century--Congresses.
Press and politics--Germany--History--19th century--Congresses.
Theater and society--Germany--History--19th century--Congresses.
Theater--Germany--History--19th century--Congresses.
Princeton subject headings:
German drama--19th century--History and criticism--Congresses.
Mass media and theater--Germany--History--19th century--Congresses.
Press and politics--Germany--History--19th century--Congresses.
Theater and society--Germany--History--19th century--Congresses.
Theater--Germany--History--19th century--Congresses.