3 PC JEAN DUBUFFET EXHIBITION POSTER LOT: 1) Guggenheim offset Lithograph dated 1973, 35'' x 24''; 2) Pace Editions Serigraph from 1973 for the Guggenheim, 34.5'' x 24''; 3) Pace Gallery, Simulacres 1969, Serigraph, 40'' x 26.25''; 4) Offset Lithograph Exhibition Poster for the Guggenheim dated 1973.