Abraham Lincoln to William Martin, 19 February 1851 (Campaign Digital Edition)

Abraham Lincoln to William Martin, 21 February 1851 (Campaign Digital Edition)

Abraham Lincoln to William Martin, 24 February 1851 (Campaign Digital Edition)

Abraham Lincoln to Isaac Gibson, 26 February 1851 (Campaign Digital Edition)

Abraham Lincoln to William Martin, 27 February 1851 (Campaign Digital Edition)

Abraham Lincoln to William Martin, 6 March 1851 (Campaign Digital Edition)

Isaac Gibson to Abraham Lincoln, 15 March 1851 (Campaign Digital Edition)

Isaac Gibson to Abraham Lincoln, 15 March 1851 (Campaign Digital Edition)

Abraham Lincoln to William Martin, 23 June 1851 (Campaign Digital Edition)

Abraham Lincoln to William Martin, 25 August 1851 (Campaign Digital Edition)

Abraham Lincoln to William Martin, 29 August 1851 (Campaign Digital Edition)

Abraham Lincoln to Robert M. Dunlap, 2 September 1851 (Campaign Digital Edition)

Abraham Lincoln to Henry E. Dummer, 7 February 1858 (Campaign Digital Edition)