Columbia subject headings:
Harvard subject headings:
Labor disputes--Russia--History--19th century.
Labor disputes--Russia--History--20th century.
Labor movement--Russia--History--19th century.
Labor movement--Russia--History--20th century.
Princeton subject headings:
Labor disputes--Russia--History--19th century.
Labor disputes--Russia--History--20th century.
Labor movement--Russia--History--19th century.
Labor movement--Russia--History--20th century.