Columbia subject headings:
African Americans--Biography.
African Americans--Civil rights.
African Americans--History--1877-1964.
Civil rights movements--United States--History--20th century.
Civil rights workers--United States--Biography.
National Association for the Advancement of Colored People--History.
Pickens, William, 1881-1954.
United States--Race relations.
Harvard subject headings:
African Americans--Bibliography
African Americans--Civil rights
African Americans--History--1877-1964
Civil rights movements--United States--History--20th century
Civil rights workers--United States--Biography
National Association for the Advancement of Colored People
National Association for the Advancement of Colored People--History.
Pickens, William, 1881-1954.
United States--Race relations
Princeton subject headings:
African Americans--Biography.
African Americans--Civil rights.
African Americans--History--1877-1964.
Civil rights movements--United States--History--20th century.
Civil rights workers--United States--Biography.
National Association for the Advancement of Colored People--History.
Pickens, William, 1881-1954.
United States--Race relations.