Ricardo Leyva Munoz Ramirez known as Richard Ramirez aka "The Night Stalker" was an American serial killer, burglar and rapist who terrorized California and committed at least 14 murders between June of 1984 until his capture in August of 1985. Ramirez died while awaiting execution on California's death row.

8 1/2" x 11" unsigned drawing of two dinosauars he calls 'Supersaurus.'  Ramirez has written on the bottom, Supersauraus weighed 140 tons.