Columbia subject headings:
Harvard subject headings:
Castrén, M. Alexander (Matthias Alexander), 1813-1852--Travel--Russia.
Karelia (Russia)--Description and travel.
Lapland--Description and travel
Russia, Northern--Description and travel.
Siberia (Russia)--Description and travel.
Princeton subject headings:
Castrén, M. Alexander (Matthias Alexander), 1813-1852--Travel--Russia.
Russia--Civilization--1801-1917.
Russia--Description and travel.
Siberia (Russia)--Civilization--19th century.
Siberia (Russia)--Description and travel.