… New York: G.P. Putnam’s Sons, 1972. ———. “Letter to his Old Master.” In Frederick Douglass, My Bondage and My … Walter (ed.). The Letters of William Lloyd Garrison. Vol. III: No Union With Slave-Holders 1841-1846.Cambridge, Mass.: … University Press, 1974. Secondary Sources Blackett, R.J.M. Building an Anti-Slavery Wall: Black Americans in the …