Abraham Lincoln to Aaron L. Chapin, 5 July 1855 (Campaign Digital Edition)
Charles J. Peckham to Abraham Lincoln, 9 June 1858 (Campaign Digital Edition)
Anthony C. Hesing to Abraham Lincoln, 29 June 1858 (Campaign Digital Edition)
Abraham Lincoln to Anthony C. Hesing, Henry Wendt, and Anthony Fischer, 30 June 1858 (Campaign Digital Edition)
William B. Warren to Abraham Lincoln, 30 June 1858 (Campaign Digital Edition)