Columbia subject headings:
Indians of North America.
Slave labor.
United States--Description and travel--Early works to 1800.
United States--Description and travel.
Harvard subject headings:
Indians of North America.
Slave labor
United States--Description and travel--Early works to 1800.
United States--Description and travel.
Princeton subject headings:
Indians of North America.
Slave labor.
United States--Description and travel.