Columbia subject headings:
Harvard subject headings:
African American athletes--History--20th century.
Discrimination in sports--United States--History--20th century.
Racism in sports--United States--History--20th century.
United States--Race relations--History--20th century.
Princeton subject headings:
African American athletes--History--20th century.
Discrimination in sports--United States--History--20th century.
Racism in sports--United States--History--20th century.
United States--Race relations--History--20th century.