You might like Left Right Structure 14c Stephen Gilbert 1961 Antennae with Red and Blue Dots Alexander Calder c.1953 String Composition 128 Sue Fuller 1964 Green Streamer Phillip King 1970 Three over Four Robert Medley 1970 Dunstable Reel Phillip King 1970 Intervals I Kim Lim 1973 Intervals II Kim Lim 1973 Forms in Movement (Pavan) Dame Barbara Hepworth 1956–9, cast 1967 Two Forms (Divided Circle) Dame Barbara Hepworth 1969 Space Construction with a Spiral Robert Adams 1950 Stabile with Mobile Elements Lynn Chadwick 1950