Columbia subject headings:
Catherine II, Empress of Russia, 1729-1796.
Russia--History--Catherine II, 1762-1796.
Harvard subject headings:
Catherine II, Empress of Russia, 1729-1796
Russia--History--Catherine II, 1762-1796.
Princeton subject headings:
Catherine II, Empress of Russia, 1729-1796.
Russia--History--Catherine II, 1762-1796.