Columbia subject headings:
Slave trade--Africa, West--History--18th century.
Slave trade--Caribbean Area--History--18th century.
Slave trade--United States--History--18th century.
Slave traders--England--Bristol--History--18th century.
Harvard subject headings:
Bristol (England)--History
Slave trade--Africa
Slave trade--America.
Slave trade--England--Bristol.
Princeton subject headings:
Bristol (England)--History.
Slave trade--Africa.
Slave trade--America.
Slave trade--Avon--Bristol.