Dennis Lynn Rader is an American serial killer known as BTK, the BTK Strangler or the BTK Killer. Between 1974 and 1991, BTK killed ten people in Wichita and Park City, Kansas. Rader pleaded guilty and was sentenced to 10 consecutive life sentences.
 
8 1/2" x 11" Sheet total page created by Rader. Hand signed three times including TWO BTK signatures! Hand signed, DL Rader. Hand signed with his BTK symbol, BTK, and hand signed again, BTK.