Columbia subject headings:
Harvard subject headings:
Mass media and propaganda--Political aspects--Puerto Rico--History--20th century.
Motion picture industry--Political aspects--Puerto Rico--History--20th century.
Motion picture journalism--Political aspects--Puerto Rico--History--20th century.
Newsreels--Political aspects--Puerto Rico--History--20th century.
Viguié Film (Firm)
Princeton subject headings:
Government publicity--Puerto Rico--History--20th century.
Mass media and propaganda--Political aspects--Puerto Rico--History--20th century.
Motion picture industry--Political aspects--Puerto Rico--History--20th century.
Motion picture journalism--Political aspects--Puerto Rico--History--20th century.
Motion pictures in propaganda--Political aspects--Puerto Rico--History--20th century.
Newsreels--Political aspects--Puerto Rico--History--20th century.
Puerto Rico--Politics and government--History--20th century.
Viguié Film (Firm)