Columbia subject headings:
Cocoa trade--Colombia--History--18th century.
Cúcuta (Norte de Santander, Colombia)--History.
Rivers--Colombia--History--18th century.
Harvard subject headings:
Cocoa trade--Colombia--History--18th century.
Cúcuta (Norte de Santander, Colombia)--History.
Rivers--Colombia--History--18th century.
Princeton subject headings:
Cacao--Colombia.
Colombia--Economic conditions.
Cúcuta River Valley (Colombia)--Economic conditions.
Venezuela--Economic conditions.