Abraham Lincoln, Benjamin S. Edwards, and Stephen T. Logan to the Editors of the Illinois Daily Journal, 1 November 1852 (Campaign Digital Edition)
Daniel G. Hay to Abraham Lincoln, 1 September 1858 (Campaign Digital Edition)
Report of Speech at Paris, Illinois, 7 September 1858 (Campaign Digital Edition)
Report of Speech at Edwardsville, Illinois, 11 September 1858 (Campaign Digital Edition)