Abraham Lincoln's Most Notorious Forgers
Abraham Lincoln Online (2003). Letter to Mrs. Bixby.
Bullard, F. Lauristan. Again, the Bixby Letter. Excerpt from original Lincoln Herald article from summer 1951 issue; volume 53, no. 2, pp 26-27, 37.
Hamilton, Charles (1996). Great Forgers and Famous Fakes. Glenbridge Publishing. Lakewood, Colorado, USA.
Ramsland, Katherine (2001). Literary Forensics. To be found on Crime Library.
Rendell, Kennith W. Forging History: The Detection of Fake Letters and Documents. University of Oklahoma Press; 1994.
Solis-Cohen, Lita (2002). Hopkinson Archive Declared Forgery and Withdrawn from Auction.
Twohig, Dorthy (1998). George Washington Forgeries and Facsimile. Provenance: The Journal of the Society of Georgia Archiveists, spring issue, vol. 1, pp. 1-13.
U.S. News and World Report (July 2000). Davy Crockett and Amelia Earhart are not alive and well on Atlantis, or are they?