Columbia subject headings:
Blacklisting of authors--United States.
Blacklisting of entertainers--United States.
Motion picture actors and actresses--Political aspects--United States--History--20th century.
Motion picture industry--Political aspects--United States--History--20th century.
Motion picture producers and directors--Political aspects--United States--History--20th century.
United States. Congress. House. Committee on Un-American Activities.
Harvard subject headings:
Blacklisting of authors--United States--History.
Blacklisting of entertainers--United States--History.
Communism and motion pictures--United States.
Motion picture industry--Political aspects--United States--History--20th century.
Motion picture producers and directors--Political activity--United States.
Screenwriters--Political activity--United States.
United States. Congress. House. Committee on Un-American Activities.
Princeton subject headings:
Motion picture actors and actresses--Political aspects--United States--History--20th century.
Motion picture industry--Political aspects--United States--History--20th century.
Motion picture producers and directors--Political aspects--United States--History--20th century.
United States. Congress. House. Committee on Un-American Activities