SOURCE

https://en.wikipedia.org/wiki/Bloody_Benders

https://www.mentalfloss.com/article/53672/bloody-benders-americas-first-serial-killers

https://crimereads.com/the-bloody-benders-americas-first-family-of-serial-killers/

https://www.legendsofamerica.com/ks-benders/

https://murderpedia.org/male.B/b/bender-family.htm

https://people.com/crime/property-belonging-to-the-bloody-benders-americas-first-family-of-serial-killers-up-for-sale/