Columbia subject headings:
Harvard subject headings:
Saxe-Weimar-Eisenach--History.
Saxe-Weimar-Eisenach--Kings and rulers--Biography.
Wilhelm Ernst, Grand Duke of Saxe-Weimar-Eisenach, 1876-1923
Princeton subject headings:
Saxe-Weimar-Eisenach--History.
Saxe-Weimar-Eisenach--Kings and rulers--Biography.
Wilhelm Ernst, Grand Duke of Saxe-Weimar-Eisenach, 1876-1923.