Henry David Thoreau 
Anti-Slavery and Reform Papers (Barnes & Noble Digital Library) 

Posthumously published in 1866, and edited by biographer Henry S. Salt, this volume brings together the great American philosopher’s passionate abolitionist lectures and writings, including “Civil Disobedience, ” “A Plea for Captain John Brown, ” “The Last Days of John Brown, ” “Paradise (to be) Regained, ” and “Life without Principle.”

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