[From his Address before the Springfield Washingtonian Temperance Society, Feb. 22, 1842]
[From a Circular of the Whig Committee, March 4, 1843]
[From a Letter to Martin M. Morris, Springfield, Ill., March 26, 1843]
[From a Letter to Joshua F. Speed, Springfield, Ill., Oct. 22, 1846]
[From a Letter to Wm. H. Herndon, Washington, Jan. 8, 1848]
[From a Letter to Wm. H. Herndon, Washington, June 22, 1848]
[From a Letter to Wm. H. Herndon, Washington, July 10, 1848]
[Letter to John D. Johnston, Jan. 2, 1851]