Abraham Lincoln to Peter Hagner, 30 May 1837 (Legislative Digital Edition)
William A. Richardson and Abraham Lincoln to James K. Polk, 8 December 1847 (Congressional Digital Edition)
Abraham Lincoln to James K. Polk, 8 December 1847 (Congressional Digital Edition)
Abraham Lincoln to James K. Polk, 11 December 1847 (Congressional Digital Edition)
Abraham Lincoln to Jesse Lynch, 1 March 1848 (Congressional Digital Edition)
Abraham Lincoln to William L. Marcy, 6 July 1848 (Congressional Digital Edition)
Abraham Lincoln to William L. Marcy, 11 August 1848 (Congressional Digital Edition)
Sidney Breese to James K. Polk, 4 January 1849 (Congressional Digital Edition)