Keller, David (2015) The Story of Camp Douglas: Chicago’s Forgotten Civil War Prison. The History Press, UK
Schechter, Harold (2015) Man-Eater: The Saga of Alfred G. Packer, American Cannibal. Head of Zeus, London, UK.
Brown, Robert Leaman (1965) An Empire of Silver: A History of the San Juan Silver Rush. Caldwell, Idaho, USA.
Randolph, John A. (1874) A Colorado Tragedy. Harper’s Weekly, Sunday 17th October, 1874. New York City, USA
The Cincinnati Enquirer (1874) Revelation of a Horrible Crime – Sequel to a Recent Cannibalistic Sensation! The Cincinnati Enquirer, 9th September, 1874. p.1. USA
The Abingdon Virginian (1874) A Horrible Diet. The Abingdon Virgianian, 25th September, 1874. p.1. USA
El Paso Herald (1901) Packer Released. El Paso Herald, 8th January, 1901. p.1. USA
The Herald (1989) Scientists Uncover Skull Bone. 19 July, 1989. p.22, USA.
The Orlando Sentinel (1989) Cannibal. 23 July, 1989, p.12, USA.
Christensen, Mike (1989) Final Word: Packer Guilty as Sin. The Daily Sentinal, 13 October, 1989, p.1. USA.