Erik and Lyle Menendez 1993 letters from county jail. Convicted of murdering their parents, Jose and Mary "Kitty" Menendez in Bevery Hills, CA. Each letter includes the original mailing envelope. Lyle Menendez one page handwritten letter signed, "Thanks again, Lyle". Includes the original envelope with his attorneys return address. Postmarked October 14, 1993. Erik Menendez two page handwritten letter signed, "Your Friend, Eric". Includes the original county jail envelope postmarked November 1993. Signed, "E. Menendez".