Columbia subject headings:
Preaching--France--History--20th century.
Protestant churches--France--History--20th century.
World War, 1914-1918--Religious aspects.
Harvard subject headings:
France--Religious life and customs.
Preaching--France--History--20th century.
Protestant churches--France--History--20th century.
Reformed Church--France--History--20th century.
War--Religious aspects--Christianity--History of doctrines--20th century.
World War, 1914-1918--France--Religious aspects.
Princeton subject headings: