Columbia subject headings:
Harvard subject headings:
Mayas--History--19th century.
Slave trade--Cuba.
Slave trade--Mexico.
Yucatán (Mexico : State)--History--19th century.
Yucatán (Mexico : State)--History--Caste War, 1847-1855.
Princeton subject headings:
Indians of Mexico.
Slave trade--Cuba.
Slave trade--Mexico.