Admits Burning to Death His Wife in Family Auto. (1931, October 6). The Brainerd Daily Dispatch, 6.
Admits Killing Wife. (1931, October 6). The Nebraska State Journal, 16.
Confesses to Wife Murder. (1931, October 5). The Bismarck Tribune, 1.
Confession Text Given to Public. (1931, October 6). The Bismarck Tribune, 1.
Front Page Sophia (Eberlein) Bentz Slaying 1931. No. 2. (1931, October 6). The Bismarck Tribune, 1.
Harvey Man Sent to Prison After Confessing. (1931, October 6). The Bismarck Tribune, 3.
Harvey Man Sent to Prison After Confessing Crime: Pleads Guilty to First-Degree Murder in District Court Here. (1931, October 6). The Bismarck Tribune, 1.
Harvey, N.D., library haunted? Library workers wonder | Grand Forks Herald. (n.d.). Retrieved September 23, 2021, from
https://www.grandforksherald.com/news/2111894-harvey-nd-library-haunted-library-workers-wonder Jacob Bentz | Murderpedia, the encyclopedia of murderers. (n.d.). Retrieved September 23, 2021, from
https://murderpedia.org/male.B/b/bentz-jacob.htm Schlichenmayer, J. (n.d.).
Harvey Public Library. Haunted Places. Retrieved September 23, 2021, from
https://www.hauntedplaces.org/item/harvey-public-library/ Sophia Schmidt Eberlein (1889-1931)—Find A Grave Memorial. (n.d.). Retrieved October 5, 2021, from
https://www.findagrave.com/memorial/176609079/sophia-eberlein Three Persons are Victims of Fatal Mishaps in State. (1931, October 2). The Bismarck Tribune, 1.
Void, T. V. before the. (2016, October 18). Sophie, the Ghost of Harvey, North Dakota: Interview with Carolyn Feickert at the Harvey Public Library, and “Sophie’s Legend Lingers in Harvey Library” from Dakota Mysteries and Oddities by William Jackson.
The Voice before the Void: Arcana, Story, Poetry.
https://www.thevoicebeforethevoid.net/sophie-the-ghost-of-harvey-north-dakota-interview-with-carolyn-feickert-at-the-harvey-public-library-and-sophies-legend-lingers-in-harvey-library-from-dakota-mysteries-and-oddities-by-willia/