Columbia subject headings:
Russia--History--Catherine II, 1762-1796.
Russia--History--Rebellion of Pugachev, 1773-1775.
Harvard subject headings:
Russia--History--Catherine II, 1762-1796.
Russia--History--Rebellion of Pugachev, 1773-1775.
Princeton subject headings:
Russia--History--Catherine II, 1762-1796.
Russia--History--Rebellion of Pugachev, 1773-1775.