Columbia subject headings:
Harvard subject headings:
Motion picture theaters--Economic aspects--Prairie Provinces--History.
Motion picture theaters--Social aspects--Prairie Provinces--History.
Motion pictures--Economic aspects--Prairie Provinces--History.
Motion pictures--Social aspects--Prairie Provinces--History.
Princeton subject headings:
Motion picture theaters--Economic aspects--Prairie Provinces--History.
Motion picture theaters--Social aspects--Prairie Provinces--History.
Motion pictures--Economic aspects--Prairie Provinces--History.
Motion pictures--Social aspects--Prairie Provinces--History.