Abraham Lincoln to Allen N. Ford, 11 August 1846 (Congressional Digital Edition)
Abraham Lincoln to Thomas J. Henderson, 12 December 1847 (Congressional Digital Edition)
Circular of Edward M. Paxson, John P. Sanderson, and John W. Killinger to Henry E. Dummer, [16 December 1847] (Congressional Digital Edition)
Petition of Thomas L. Matthews and Others to U.S. Congress, [7 February 1848] (Congressional Digital Edition)
Petition of James Nevill and Others to U.S. Congress, [18 February 1848] (Congressional Digital Edition)
Abraham Lincoln to Stephen A. Hurlbut, 10 July 1848 (Congressional Digital Edition)
Newspaper Subscription Account of Abraham Lincoln, [1848] (Congressional Digital Edition)
Joint Resolution of Illinois General Assembly to Abraham Lincoln, 19 February 1849 (Congressional Digital Edition)
George S. Gideon to Abraham Lincoln, 18 April 1848 (Campaign Digital Edition)
Abraham Lincoln to William B. Preston, 20 April 1849 (Campaign Digital Edition)
Abraham Lincoln to Charles H. Ray, 8 September 1856 (Campaign Digital Edition)
Abraham Lincoln to Charles H. Ray, 13 September 1856 (Campaign Digital Edition)
Abraham Lincoln to John E. Rosette, 20 February 1857 (Campaign Digital Edition)
Agreement regarding the Missouri Democrat, 3 July 1857 (Campaign Digital Edition)
Check of Abraham Lincoln to Bailhache & Baker, 28 September 1857 (Campaign Digital Edition)
Abraham Lincoln to Lyman Trumbull, 28 December 1857 (Campaign Digital Edition)
Abraham Lincoln to Richard Yates, 9 March 1858 (Campaign Digital Edition)
William H. Herndon to Abraham Lincoln, 24 March 1858 (Campaign Digital Edition)
Abraham Lincoln to the Editors, Chicago Tribune, 8 June 1858 (Campaign Digital Edition)