10 Chilling Facts about Jack the Ripper Infographic: https://grapact.com/10-chilling-facts-about-jack-the-ripper/

https://www.history.com/topics/british-history/jack-the-ripper

https://www.casebook.org/ripper_letters/

https://www.nzherald.co.nz/world/jack-the-rippers-victims-were-not-prostitutes-says-historian-who-claims-sexist-victorian-policemen-unfairly-labelled-them/JSQ3BCTKULMV7LZVZTCVGEAISQ/

https://www.jack-the-ripper.org/victims-of-jack-the-ripper.htm

https://www.mentalfloss.com/article/519291/when-lewis-carroll-was-suspected-being-jack-ripper

Jill the Ripper: Was Jack the Ripper a Deranged Midwife?

https://www.casebook.org/ripper_media/book_reviews/non-fiction/castofthousands.israel-schwartz.html

https://www.biography.com/crime-figure/hh-holmes

https://www.crimeandinvestigation.co.uk/shows/american-ripper-in-london/articles/could-jack-the-ripper-have-been-hh-holmes

https://thejacktherippertour.com/blog/why-did-jack-the-ripper-stop-killing/

https://www.sciencemag.org/news/2019/03/does-new-genetic-analysis-finally-reveal-identity-jack-ripper