grayson screen test (marilyn trooper) slate blue Published April 20, 2013 at 700 × 700 in “Screen Test (Marilyn Trooper)” by John Grayson “Screen Test (Marilyn Trooper)” by John Grayson. 18″ x 18″ 2-color Screenprint. Ed of 25 S/N. $25 (Slate Blue)