Columbia subject headings:
Catherine II, Empress of Russia, 1729-1796.
Masson, Charles François Philibert, 1762-1807.
Paul I, Emperor of Russia, 1754-1801.
Russia--Court and courtiers.
Harvard subject headings:
Princeton subject headings:
Catherine II, Empress of Russia, 1729-1796.
Paul I, Emperor of Russia, 1754-1801.
Russia--Court and courtiers--Biography.
Russia--History--1689-1801.