Columbia subject headings:
African Americans.
Communist Party of the United States of America.
National Association for the Advancement of Colored People.
Harvard subject headings:
African American communists.
African Americans
African Americans--Civil rights
African Americans--Social conditions--To 1964
Communism--United States--History--20th century
Communist Party of the United States of America.
National Association for the Advancement of Colored People
Princeton subject headings:
African Americans.
Communist Party of the United States of America.
National Association for the Advancement of Colored People.