Columbia subject headings:
Harvard subject headings:
Agronomy--Russia (Federation)--Siberia--History--19th century.
Peasants--Russia (Federation)--Siberia--History--19th century.
Siberia (Russia)--History--19th century.
Princeton subject headings:
Agronomy--Russia (Federation)--Siberia--History--19th century.
Peasants--Russia (Federation)--Siberia--History--19th century.
Siberia (Russia)--History--19th century.