Columbia subject headings:
Slaves--Haiti--Social conditions--18th century.
Sugar trade--Haiti--History--20th century.
Sugar workers--Haiti--History--18th century.
Harvard subject headings:
Haiti--History--To 1791
Slaves--Haiti--Social conditions--18th century.
Slaves--Haiti--Social conditions--History--18th century.
Sugar trade--Haiti--History--18th century.
Sugar workers--Haiti--History--18th century.
Princeton subject headings:
Haiti--History--To 1791.
Plantations--Haiti--History.
Sugar trade--Haiti--History.