Account of Joseph Klein to Stuart & Lincoln, [1837-1838] (Legislative Digital Edition)

Logan & Lincoln to George W. Hawley, 18 April 1842 (Congressional Digital Edition)

Abraham Lincoln to George B. Kinkead, 31 March 1854 (Campaign Digital Edition)

Abraham Lincoln to George B. Kinkead, 16 June 1854 (Campaign Digital Edition)

Abraham Lincoln to Mason Brayman, 23 September 1854 (Campaign Digital Edition)

Daniel R. Sandford and Sylvanus S. Sandford to Abraham Lincoln, 16 May 1855 (Campaign Digital Edition)

Abraham Lincoln to Charles Ballance, 27 July 1855 (Campaign Digital Edition)

Abraham Lincoln to James F. Joy, 14 September 1855 (Campaign Digital Edition)

Abraham Lincoln to James F. Joy, 19 September 1855 (Campaign Digital Edition)

Abraham Lincoln to George P. Floyd, 21 February 1856 (Campaign Digital Edition)

Declaration in Abraham Lincoln v. Illinois Central Railroad, [30 March 1857] (Campaign Digital Edition)

Abraham Lincoln to Joseph W. Brackett, 18 May 1857 (Campaign Digital Edition)

Lincoln & Herndon to Samuel C. Davis & Company, 23 February 1858 (Campaign Digital Edition)

Abraham Lincoln to James W. Somers, 19 June 1858 (Campaign Digital Edition)