Columbia subject headings:
America--Discovery and exploration.
Colonization--History--Early works to 1800.
Commerce--History.
Europe--Colonies.
Harvard subject headings:
Asia--Discovery and exploration.
China--Commerce.
East Indies--Discovery and exploration.
France--Colonies--Asia
Great Britain--Colonies--Asia.
India--Commerce.
Netherlands--Colonies--Asia.
Orient--Discovery and exploration.
Portugal--Colonies--Asia.
Russia
Spain--Colonies--Asia.
Princeton subject headings:
Asia--History.
Colonization--History.
Commerce--History.