Promissory Note of James Gambrel to Abraham Lincoln, 24 February 1842 (Congressional Digital Edition)
Assignment of Franklin T. King to William Butler and Thomas Moffett, 27 April 1842 (Congressional Digital Edition)
Logan & Lincoln to Abner Walker, 15 August 1842 (Congressional Digital Edition)
Abraham Lincoln to Joshua F. Speed, 18 January 1843 (Congressional Digital Edition)
Abraham Lincoln to Joshua F. Speed, 24 March 1843 (Congressional Digital Edition)
Abraham Lincoln to Joshua F. Speed, 26 July 1843 (Congressional Digital Edition)
Abraham Lincoln to Simeon Ryder, 16 February 1844 (Congressional Digital Edition)
Abraham Lincoln to Rowland, Smith & Company, 24 April 1844 (Congressional Digital Edition)
Abraham Lincoln to John W. Vance, 7 July 1844 (Congressional Digital Edition)
George Power to Abraham Moore, 6 August 1844 (Congressional Digital Edition)
Thomas Clements to Logan & Lincoln, 19 March 1845 (Congressional Digital Edition)
James Wiley to Jesse B. Thomas or Abraham Lincoln, 21 January 1846 (Congressional Digital Edition)
Abraham Lincoln to Samuel D. Marshall, 3 March 1846 (Congressional Digital Edition)
Abraham Lincoln to Joshua F. Speed, 22 October 1846 (Congressional Digital Edition)
Abraham Lincoln to Converse & Priest, 1 October 1847 (Congressional Digital Edition)
Abraham Lincoln to Buckner S. Morris and John J. Brown, 21 October 1847 (Congressional Digital Edition)
Abraham Lincoln to David A. Smith, 3 December 1847 (Congressional Digital Edition)
Abraham Lincoln to Richard Yates, 10 December 1847 (Congressional Digital Edition)
Abraham Lincoln to William H. Herndon, 13 December 1847 (Congressional Digital Edition)
Abraham Lincoln to William H. Herndon, 19 January 1848 (Congressional Digital Edition)