Columbia subject headings:
Authors, German--20th century--Political and social views--Congresses.
Geissler, Christian--Criticism and interpretation--Congresses.
Geissler, Christian--Themes, motives--Congresses.
Motion picture producers and directors--Germany (West)--Congresses.
Politics and literature--Germany--History--20th century--Congresses.
Radicals--Germany--Congresses.
Radio producers and directors--Germany (West)--Congresses.
Harvard subject headings:
Authors, German--20th century--Political and social views--Congresses.
Geissler, Christian--Bibliography--Congresses.
Geissler, Christian--Criticism and interpretation--Congresses.
Motion picture producers and directors--Germany (West)--Congresses.
Politics and literature--Germany--History--20th century--Congresses.
Radicals--Germany--Congresses.
Radio producers and directors--Germany (West)--Congresses.
Princeton subject headings:
Authors, German--20th century--Political and social views--Congresses.
Geissler, Christian--Criticism and interpretation--Congresses.
Geissler, Christian--Themes, motives--Congresses.
Motion picture producers and directors--Germany (West)--Congresses.
Politics and literature--Germany--History--20th century--Congresses.
Radicals--Germany--Congresses.
Radio producers and directors--Germany (West)--Congresses.