The Lost and Charles Schmid

http://www.history.com/this-day-in-history/a-killer-who-cant-keep-his-mouth-shut
http://www.vintag.es/2015/06/friends-of-murderer-charles-schmid-1965.html
http://tucsoncitizen.com/morgue2/2005/07/11/69875-vicious-pied-piper-butchered-in-prison-in-75/
http://murderpedia.org/male.S/s/schmid-charles-howard-photos.htm
http://murderpedia.org/male.S/s/schmid-charles-howard.htm

The Amityville Horror and Ronald Defeo

http://www.biography.com/people/ronald-defeo-580972
http://theunredacted.com/the-defeo-family-massacre-amityville-horrors/
http://murderpedia.org/male.D/d/defeo-ronald.htm

M and Fritz Haarmann

http://www.the-line-up.com/fritz-haarmann-vampire-of-hanover/
http://murderpedia.org/male.H/h/haarmann.htm
http://www.nydailynews.com/news/crime/butcher-hanover-article-1.300659

Henry Portrait of a Serial Killer and Henry Lee Lucas and Ottis Toole

https://books.google.ca/books?id=UQIFogEACAAJ&dq=henry+lee+lucas&hl=en&sa=X&ved=0ahUKEwjllMWC8M3PAhWCdz4KHSUmD44Q6AEIKDAC
http://www.biography.com/people/henry-lee-lucas-11735804
http://abcnews.go.com/US/story?id=93864

Snowtown and John Bunting

http://truecrimehothouse.tumblr.com/post/126984670224/four-extremely-rare-photographs-of-snowtown
http://murderpedia.org/male.B/b/bunting-john-justin.htm