Endorsement Concerning Robert H. Hendershot 
I know something of this boy, and believe he is very brave, manly and worthy. A. LINCOLN.Page 195
 William S. Dodge, Robert Henry Hendershot; or, The Brave Drummer Boy of the Rappahannock (Chicago, 1867), p. vi. According to the source, Lincoln's endorsement appears on a letter of Francis E. Spinner, January 1, 1865, recommending Hendershot for appointment to West Point. See Lincoln's letter to Stanton, March 15, 1864, supra.