Columbia subject headings:
Siberia (Russia)--History--19th century.
Siberia (Russia)--History--20th century.
Harvard subject headings:
Land settlement--Russia (Federation)--Siberia--History--19th century.
Land settlement--Russia (Federation)--Siberia--History--20th century.
Siberia (Russia)--History
Siberia (Russia)--Social conditions--19th century.
Siberia (Russia)--Social conditions--20th century.
Princeton subject headings:
Land settlement--Russia (Federation)--Siberia--History--19th century.
Land settlement--Russia (Federation)--Siberia--History--20th century.
Siberia (Russia)--History.
Siberia (Russia)--Social conditions--19th century.
Siberia (Russia)--Social conditions--20th century.