Columbia subject headings:
Harvard subject headings:
Baden-Baden (Germany)--History--19th century.
Baden-Baden (Germany)--History--20th century.
Baden-Baden (Germany)--Social life and customs--19th century.
Baden-Baden (Germany)--Social life and customs--20th century.
Russians--Germany--Baden-Baden--History--19th century.
Russians--Germany--Baden-Baden--History--20th century.
Princeton subject headings:
Baden-Baden (Germany)--Social life and customs.
Russians--Germany--Baden-Baden.