Columbia subject headings:
Russia--History--1801-1917.
Scheibert, Peter, 1915-1995.
Soviet Union--History.
Harvard subject headings:
Russia (Federation)--History--20th century.
Russia--History--1801-1917.
Scheibert, Peter, 1915-1995.
Princeton subject headings:
Russia--History--1801-1917.
Scheibert, Peter, 1915-1995.
Soviet Union--History.