Theodore Robert Bundy Cowell serial killer executed by the State of Florida January 24, 1989.

8 1/2" x 11" one page typed letter dated October 30, 1978. The top mail fold had been torn and taped by the previous owner.  The letter is completely readable and has no effect on his signature.
Hand signed, Love, Ted.
Includes the original mailing envelope from county jail with unidentified writing on the front.