Columbia subject headings:
Caucasus--Discovery and exploration.
Caucasus--Geography.
Caucasus--History--19th century--Biography.
Chodźko, Ignacy, 1794-1861.
Geodesists--Poland--Biography.
Scientists--Poland--Biography.
Harvard subject headings:
Caucasus--Discovery and exploration.
Chodźko, Ignacy, 1794-1861.
Geodesists--Poland--Biography.
Princeton subject headings: