The President and the Freedom Fighter: Abraham Lincoln, Frederick Douglass, and Their Battle to Save America's Soul

source https://www.amazon.com/President-Freedom-Fighter-Frederick-Douglass/dp/0525540571/ref=zg_bs_books_21/143-8117991-4983413?_encoding=UTF8&psc=1&refRID=4855NSTS3K6ZE2DB1873