Columbia subject headings:
Metro-Goldwyn-Mayer--History.
Motion picture industry--California--Los Angeles--History.
Harvard subject headings:
Loew's Incorporated.
Metro-Goldwyn-Mayer.
Motion picture studios--California--Los Angeles--History.
Princeton subject headings:
Loew's Incorporated.
Metro-Goldwyn-Mayer.
Motion picture studios--California--Los Angeles--History.