Hexa - 1972
Di.am
Untitled
Untitled - 2013
Untitled - 2012
Untitled - 1972
Porta Negra - 1965
Orange - 1971
Kunst Kapital - 1980
Zwei Fraulein mit leuchtendem Brot - 1966
Amerikanischer Hasenzucker - 1974
Wrapped monument to Vittorio Emanuele (project for Piazza del Duomo, Milan) - 1975
Schweizer alpen - B3 - 1969
Orange over Blue from Suite of Twenty-Seven Color Litographs - 1964-65
Per costruzione di oasi
Quadro severo con trenino allegro
