Columbia subject headings:
Harvard subject headings:
Frederick III, German Emperor, 1831-1888.
Frederick.
Germany--History--1789-1900.
Germany--History--Frederick III, 1888.
Germany--Kings and rulers--Biography.
Princeton subject headings:
Cancer--Treatment--History.
Frederick III, German Emperor, 1831-1888.
Germany--History--Frederick III, 1888.
Germany--Kings and rulers--Biography.
Mackenzie, Morell, 1837-1892.
Medicine--History--19th century.
Prussia (Germany)--History--19th century.
Victoria, Empress, consort of Frederick III, German Emperor, 1840-1901.