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 1/2" x 9" two sided envelope artwork. On the back he has written and hand signed with his thumbprint on his signature, Oil Pastels test envelope Roy L. Norris.