Herbert William Mullin early 1970's Santa Cruz, CA serial killer.
Two page handwritten letter dated May 11, 2017 and hand signed twice. Signed at the top, H.W. Mullin, and hand signed at the close, Herb Mullin.
Includes the original stamped prison mailed envelope hand signed, H.W. Mullin, with 8 lines of address handwritten by Mullin.