Columbia subject headings:
African Americans--Southern States--Population--History--19th century.
Fertility, Human--Southern States--History--19th century.
Southern States--Population--History--19th century.
Harvard subject headings:
African Americans--Southern States--Population--History--19th century.
Fertility, Human--Southern States--History--19th century.
Southern States--Population--History--19th century.
Princeton subject headings:
African Americans--Southern States--Population--History--19th century.
Fertility, Human--Southern States--History--19th century.
Southern States--Population--History--19th century.