Columbia subject headings:
Harvard subject headings:
Generals--Switzerland--Biography.
Switzerland--History, Military.
Switzerland. Armée--History.
Wille, Ulrich, 1848-1925.
World War, 1914-1918--Switzerland
Princeton subject headings:
Generals--Switzerland--Biography.
Switzerland. Armée--History.
Wille, Ulrich, 1848-1925.
World War, 1914-1918--Switzerland.