Roy Lewis Norris who along with his co-defendant Lawrence Sigmund Bittaker were known as the "Murder Mack" and "Toolbox Killers." The pair were convicted of 5 murders in Southern California. Bittaker was sentenced to death while Norris received 45 years to life.
 
4 3/4" x 13" upper portion of an original prison stamped mailing envelope with 4 lines of handwritten address and 3 additional lines penned by Norris and. hand signed, Roy L. Norris.
 
Envelope will be folded when shipped.