Columbia subject headings:
Rural-urban migration--Southern States--History--20th century.
Southern States--Rural conditions--20th century.
Southern States--Rural conditions.
Harvard subject headings:
Rural-urban migration--Southern States--History--20th century.
Southern States--Rural conditions--History--20th century.
Princeton subject headings:
Rural-urban migration--Southern States--History--20th century.
Southern States--Rural conditions--History--20th century.