Andy Warhol, Marilyn Monroe F.S. II 21, 1967 | Guy Hepner,Andy Warhol, Flowers F&S.II.67, 1970 | Maddox Gallery,Andy Warhol, Marilyn Monroe F.S. II 22 , 1967 | Guy Hepner,Andy Warhol: B&W Ads and Illustrations 1985–86, Heddon,Andy Warhol, Gems F.S. II 186-189, 1978 | Guy Hepner