H.H. Holmes: References & Edit History

Article Contributors

Primary Contributors

  • John Philip Jenkins
  • The Editors of Encyclopaedia Britannica
    Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors.

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Article History

Type Description Contributor Date
Invalidated site: College of Southern Idaho Pressbooks Network - H.H. Holmes “America’s First Serial Killer”. Oct 21, 2026
Add new Web site: Idaho Pressbooks Consortium - Dark Minds, Deadly Deeds: Unmasking Serial Killers - H.H. Holmes: The Architect of Murder and The Master of Deception. Aug 25, 2026
Anniversary information added. May 03, 2026
Add new Web site: Digital Commons at CSP - H.H. Holmes: One of America's First Recorded Serial Murderers (PDF). Jan 23, 2026
Add new Web site: College of Southern Idaho Pressbooks Network - H.H. Holmes “America’s First Serial Killer”. Dec 09, 2025
Add new Web site: DigitalCommons at CSP - H.H. Holmes: One of America's First Recorded Serial Murderers (PDF). Jun 15, 2025
First paragraph modernization. Apr 26, 2024
Add new Web site: Academia - Criminal profile of Herman Webster Mudgett. Dec 04, 2023
Add new Web site: Concordia University, St. Paul - H.H. Holmes. Oct 10, 2023
Add new Web site: Legends of America - H.H. Holmes and the Murder Castle of Chicago. Mar 31, 2023
Article revised and updated. Feb 05, 2020
Changed title to "H.H. Holmes" and added "Herman Mudgett" as an alternate title. Jun 19, 2018
Article revised to note that Mudgett nearly failed to graduate from medical school after he was accused of making a false promise of marriage. Jun 13, 2018
Add new Web site: Crime Museum - Biography of Henry Howard Holmes. Nov 14, 2016
Added new Web site: The Crime Library - Criminal Minds and Methods - Swindler. Feb 09, 2007
Added new Web site: The Crime Library - Criminal Minds and Methods - Swindler. Feb 09, 2007
Added new Web site: The Mediadrome - American Gothic: The Strange Life of H.H. Holmes. Feb 09, 2007
Added new Web site: The Mediadrome - American Gothic: The Strange Life of H.H. Holmes. Feb 09, 2007
New article added. Nov 02, 2006
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