Lawrence Bittaker serial killer dubbed the "Murder Mack" and "Toolbox Killer.” Bittaker was sentenced to death in March 1981 while his accomplice Roy Norris received 45 years to life. Bittaker passed away in prison on December 13, 2019.

One page typed letter hand signed, LSB.
 
Includes the original prison mailed envelope with the San Quentin stamp on the front.