Abraham Lincoln to John M. Peck, 21 May 1848 (Congressional Digital Edition)
Summary of Speech at Wilmington, Delaware, 10 June 1848 (Congressional Digital Edition)
Abraham Lincoln to William H. Herndon, 22 June 1848 (Congressional Digital Edition)
Abraham Lincoln to David B. Campbell, 27 June 1848 (Congressional Digital Edition)
Peter Hagner to Abraham Lincoln, 19 March 1849 (Campaign Digital Edition)
James L. Edwards to Abraham Lincoln, 28 March 1849 (Campaign Digital Edition)
Abraham Lincoln to Peter Hagner, 2 April 1849 (Campaign Digital Edition)
Report of Arbitration Award in Dispute between David Spear and Isaac P. Spear, 6 December 1851 (Campaign Digital Edition)
Abraham Lincoln to Onslow Peters, 25 June 1852 (Campaign Digital Edition)
Wilbur F. Boggs to Abraham Lincoln, 19 April 1855 (Campaign Digital Edition)
Charles H. Ray to Abraham Lincoln, 14 April [1858] (Campaign Digital Edition)
John L. Scripps to Abraham Lincoln, 23 June 1858 (Campaign Digital Edition)
Joseph Medill to Abraham Lincoln, 23 June 1858 (Campaign Digital Edition)
Abraham Lincoln to Henry C. Whitney, 24 June 1858 (Campaign Digital Edition)
Abraham Lincoln to Joseph Medill, 25 June 1858 (Campaign Digital Edition)
Follet, Foster & Company to Abraham Lincoln, 26 June 1858 (Campaign Digital Edition)
James H. McDaniel to Abraham Lincoln, 1 October 1858 (Campaign Digital Edition)