Mackenzie, William Lyon. The Life and Times of Martin Van Buren: The Correspondence of his Friends, Family and Pupils; Together with Brief Notices, Sketches, and Anecdotes, Illustrative of the Public Career of James Knox Polk, Benjamin F. Butler ... &c. … Boston: Cooke & Co., 1846. xii, 308 p.
Mackenzie, William L. The Life and Times of Martin Van Buren: The Correspondence of His Friends, Family and Pupils, together with Brief Notices, Sketches, and Anecdotes ... Boston: Cooke & Co., 1846. xii, 308 p.