["JUVENILE NONFICTION \/ Biography & Autobiography \/ General","JUVENILE NONFICTION \/ History \/ General","Young Adult Nonfiction \/ Biography & Autobiography \/ General","Young Adult Nonfiction \/ History \/ General","Afro-Americans;Biography.","Afro-Americans;Biography;Juvenile literature.","Blacks;Biography.","Afro-Americans;Biography.","Afro-Americans;Biography;Juvenile literature.","Blacks;Biography.","JUVENILE NONFICTION \/ Biography & Autobiography \/ General","JUVENILE NONFICTION \/ History \/ General","Young Adult Nonfiction \/ Biography & Autobiography \/ General","Young Adult Nonfiction \/ History \/ General"]