Abraham Lincoln to Benjamin Kellogg Jr., 21 April 1848 (Congressional Digital Edition)
Abraham Lincoln to Elihu B. Washburne, 30 April 1848 (Congressional Digital Edition)
Abraham Lincoln to Archibald Williams, 30 April 1848 (Congressional Digital Edition)
Abraham Lincoln to John T. Towers, 3 May 1848 (Congressional Digital Edition)
Abraham Lincoln to John M. Peck, 21 May 1848 (Congressional Digital Edition)
Abraham Lincoln to Mary Lincoln, 24 May 1848 (Congressional Digital Edition)
Abraham Lincoln to Silas Noble, 25 May 1848 (Congressional Digital Edition)
Abraham Lincoln to William L. Marcy, 27 May 1848 (Congressional Digital Edition)
Abraham Lincoln to Henry Slicer, 1 June 1848 (Congressional Digital Edition)
Abraham Lincoln to Simeon Francis, 9 June 1848 (Congressional Digital Edition)
Summary of Speech at Wilmington, Delaware, 10 June 1848 (Congressional Digital Edition)
Abraham Lincoln to William H. Herndon, 12 June 1848 (Congressional Digital Edition)
Abraham Lincoln to Mary Lincoln, 12 June 1848 (Congressional Digital Edition)
Abraham Lincoln to Richard S. Thomas, 13 June 1848 (Congressional Digital Edition)
Envelope of Abraham Lincoln to Enos & Ridgely, [14 June 1848] (Congressional Digital Edition)
Abraham Lincoln to Richard S. Thomas, 15 June 1848 (Congressional Digital Edition)
Abraham Lincoln to Richard S. Thomas, 19 June 1848 (Congressional Digital Edition)
Speech in United States House of Representatives regarding Internal Improvements, [20 June 1848] (Congressional Digital Edition)
Envelope of Abraham Lincoln to Richard S. Thomas, 20 June [1848] (Congressional Digital Edition)
Abraham Lincoln to William H. Herndon, 22 June 1848 (Congressional Digital Edition)