Columbia subject headings:
Dramatists, German--Germany (East)--Biography.
Wolf, Friedrich, 1888-1953.
Harvard subject headings:
Authors, German--20th century--Biography
Communists--Germany--Biography
Jews--Germany--Biography.
Physicians--Germany--Biography
Wolf, Friedrich, 1888-1953.
Princeton subject headings:
Authors, German--20th century--Biography.
Wolf, Friedrich, 1888-1953--Last years.