Alger, W. R. (1859). The historic purchase of freedom: An oration delivered before the fraternity, in the Music Hall, Boston, Dec. 22, 1859, the two hundred and thirty-ninth anniversary of the landing of the Pilgrims at Plymouth (2nd ed.). Boston: Walker, Wise and Co..

Alger, William Rounseville. The Historic Purchase of Freedom: An Oration Delivered Before the Fraternity, in the Music Hall, Boston, Dec. 22, 1859, the Two Hundred and Thirty-ninth Anniversary of the Landing of the Pilgrims At Plymouth. 2nd ed. Boston: Walker, Wise and Co., 1859.

Alger, William Rounseville. The Historic Purchase of Freedom: An Oration Delivered Before the Fraternity, in the Music Hall, Boston, Dec. 22, 1859, the Two Hundred and Thirty-ninth Anniversary of the Landing of the Pilgrims At Plymouth. 2nd ed. Boston: Walker, Wise and Co., 1859.