Ward H. Lamon to Abraham Lincoln, 21 November 1854 (Campaign Digital Edition)
Elihu B. Washburne to Abraham Lincoln, 20 January 1855 (Campaign Digital Edition)
Abraham Lincoln to James W. Grimes, [after 14] August 1857 (Campaign Digital Edition)
Albert Parker to Abraham Lincoln, 7 August 1858 (Campaign Digital Edition)
Henry C. Whitney to Abraham Lincoln, 7 August 1858 (Campaign Digital Edition)
Abraham Lincoln to Albert Parker, 10 August 1858 (Campaign Digital Edition)
William McNeely to Abraham Lincoln, 6 November 1858 (Campaign Digital Edition)
William A. Grimshaw to Abraham Lincoln, 11 November 1858 (Campaign Digital Edition)