Adam Matthew Moss was an American murderer convicted of killing 7 people in Sioux City, Iowa.  Moss committed suicide by hanging himself in June 2013. 8 1/2" x 11" one page letter dated June 5, 2007 with two hand drawn smiley faces in the letter, hand signed, Adam M. Moss. Includes the prison stamped mailing envelope postmarked June 6, 2007 completely written by Moss, hand signed, Adam M. Moss.