Frank Deluca and Patricia Columbo were sentenced to 200-300 years in prison for the murders of Columbo's family in Elk Grove, IL on May 15, 1976.

One page handwritten letter signed, Frank DeLuca. 
Included is an original prison mail refusal and return of Patricia Columbo's mail.  Signed, P. Columbo by staff at the facility where she's housed.

Frank Deluca Letter Signed With Envelope And Patricia Columbo Prison Refusal