Columbia subject headings:
Harvard subject headings:
Eccentrics and eccentricities--Russia--History--18th century.
Eccentrics and eccentricities--Russia--History--19th century.
Nobility--Russia--History--18th century.
Nobility--Russia--History--19th century.
Russia--Civilization--1801-1917.
Russia--Civilization--18th century.
Princeton subject headings:
Eccentrics and eccentricities--Russia--History--18th century.
Eccentrics and eccentricities--Russia--History--19th century.
Nobility--Russia--History--18th century.
Nobility--Russia--History--19th century.
Russia--Civilization--1801-1917.