Columbia subject headings:
Motion pictures--Germany--History--19th century.
Motion pictures--Germany--History--20th century.
Motion pictures--History--19th century.
Motion pictures--History--20th century.
Motion pictures--Social aspects--Germany.
Motion pictures--Social aspects.
Harvard subject headings:
Motion pictures--Germany--History--19th century.
Motion pictures--Germany--History--20th century
Motion pictures--Social aspects--Germany.
Princeton subject headings:
Motion pictures--Germany--History--19th century.
Motion pictures--Germany--History--20th century.
Motion pictures--History--19th century.
Motion pictures--History--20th century.
Motion pictures--Social aspects--Germany.
Motion pictures--Social aspects.