Columbia subject headings:
Imperialism in motion pictures.
Johnson, Martin, 1884-1937--Criticism and interpretation.
Johnson, Osa, 1894-1953--Criticism and interpretation.
Travelogues (Motion pictures)--History and criticism.
Harvard subject headings:
Documentary films--Political aspects--United States.
Documentary films--Social aspects--United States.
Explorers--United States--Biography
Imperialism in motion pictures.
Johnson, Martin, 1884-1937.
Johnson, Osa, 1894-1953.
Motion picture producers and directors--United States--Anecdotes.
Motion pictures in propaganda--United States.
Photographers--United States--Biography
Princeton subject headings:
Imperialism in motion pictures.
Johnson, Martin, 1884-1937--Criticism and interpretation.
Johnson, Osa, 1894-1953--Criticism and interpretation.
Travelogues (Motion pictures)--History and criticism.