Columbia subject headings:
France--History, Military--20th century.
Nobility--France--History--20th century.
War and society--France--History--20th century.
World War, 1914-1918--Social aspects--France.
Harvard subject headings:
Nobility--France--History--20th century.
War and society--France.
World War, 1914-1918--France--Psychological aspects.
World War, 1914-1918--Social aspects--France.
Princeton subject headings:
France--History, Military--20th century.
Nobility--France--History--20th century.
War and society--France--History--20th century.
World War, 1914-1918--Social aspects--France.