Facsimile in Sale Catalog, Paul Richards Autograph Catalogue 84 (April 1978): 10-11. The next five letters all refer to Lincoln's bid for Commissioner of the General Land Office. The incident is most recently discussed by Thomas F. Schwartz,'' `An Egregious Political Blunder': Justin Butterfield, Lincoln and Illinois Whiggery,'' Papers of the Abraham Lincoln Association 8 (1986): 9-19.
 Cyrus Edwards was the brother of Ninian Wirt Edwards, Mary Todd Lincoln's brother-in-law. He also was a lawyer in the area of Alton, Illinois.