Columbia subject headings:
Motion pictures--Law and legislation--United States.
Motion pictures.
United States. Code of Fair Competition for the Motion Picture Industry.
United States. National Recovery Administration. Code of Fair competition for the motion picture industry.
Harvard subject headings:
Motion picture industry--Law and legislation--United States
Motion pictures--Law and legislation--United States
United States. Code of Fair Competition for the Motion Picture Industry.
United States. National Recovery Administration. Code of air competition for the motion picture industry.
Princeton subject headings: