You might like Left Right Red and Black Linear Sir Terry Frost 1967–8 Red and Black Solid Sir Terry Frost 1968 Blues Sir Terry Frost 1969 Green and Orange Sir Terry Frost 1970 Black and Red on Blue Sir Terry Frost 1968 Praze Denis Mitchell 1964 Turning Form Denis Mitchell 1959 Two Forms (Divided Circle) Dame Barbara Hepworth 1969 Vertical Form (St Ives) Dame Barbara Hepworth 1968, cast 1969 Makutu Dame Barbara Hepworth 1969, cast 1970 La Pietra Denis Mitchell 1986 River Form Dame Barbara Hepworth 1965