Charles "Tex" Watson a member of the  so-called Charles Manson Family who was convicted of murdering Sharon Tate, Jay Sebring, Voytek Frykowski, Abigail Folger, Steven Parent in Beverly Hills and the following night murdered Leno and Rosemary LaBianca in their Los Feliz, California home. 

Prison mailed letter dated September 16, 2003 and hand signed, Charles.
Includes the original prison stamped envelope postmarked September 17, 2003 with the recipient's address written by someone other than Watson.