Columbia subject headings:
Bering, Vitus Jonassen, 1681-1741.
Gvozdev, Mikhail Spiridonovich--Travel--Russia (Federation)--Siberia.
Siberia (Russia)--Discovery and exploration.
Harvard subject headings:
Bering, Vitus Jonassen, 1681-1741
Gvozdev, Mikhail Spiridonovich--Travel--Russia (Federation)--Siberia.
Pacific Ocean--Discovery and exploration--History.
Siberia (Russia)--Discovery and exploration--History.
Siberia (Russia)--Discovery and exploration.
Princeton subject headings: