Frederick Douglass :prophet of freedom

 Blight, David W.;

New York : Simon & Schuster Paperbacks , 2020

African Americans voices of triumph perseverance

 Time; Life Books.; Alexandria; Virginia;

Alexandria, Va. : : Time-Life Books, , 1993

Beyond the river : the untold story of the heroes of the underground railroad

 Hagedorn, Ann;

New York : Simon & Schuster , 2002