Frederick Douglass, George L. Ruffin (2001). “Life and Times of Frederick Douglass: His Early Life as a Slave, His Escape from Bondage, and His Complete History to the Present Time”, p.415, Digital Scanning Inc
Frederick Douglass (2017). “FREDERICK DOUGLASS’ NARRATIVE – Memoirs of an American Slave, Freedom Fighter & Statesman: Narrative of the Life of Frederick Douglass, an American Slave & My Bondage and My Freedom”, p.98, e-artnow
Frederick Douglass, George L. Ruffin (2001). “Life and Times of Frederick Douglass: His Early Life as a Slave, His Escape from Bondage, and His Complete History to the Present Time”, p.61, Digital Scanning Inc