Columbia subject headings:
Motion pictures--France--Alsace--History--20th century.
Motion pictures--Germany--History--20th century.
Nonfiction films--France--Alsace--History and criticism.
Nonfiction films--Germany--History and criticism.
Nonfiction films--Rhine River Valley--History and criticism.
Harvard subject headings:
Documentary films--France--History--20th century.
Documentary films--Germany--History--20th century.
Educational films--France--History--20th century.
Educational films--Germany--History--20th century.
Film archives--France--History--20th century.
Film archives--Germany--History--20th century.
Motion pictures in propaganda--France--History--20th century.
Motion pictures in propaganda--Germany--History--20th century.
Motion pictures--France--History--20th century.
Motion pictures--Germany--History--20th century
Princeton subject headings:
Motion pictures--France--Alsace--History--20th century.
Motion pictures--Germany--History--20th century.
Nonfiction films--France--Alsace--History and criticism.
Nonfiction films--Germany--History and criticism.
Nonfiction films--Rhine River Valley--History and criticism.