You might like Left Right Symmetrical Concept Jiri Valoch 1972 Green and Purple Painting with Blue Disc : May 1960 Patrick Heron 1960 Spatial Concept ‘Waiting’ Lucio Fontana 1960 Purple Shape in Blue : 1964 Patrick Heron 1964 Sacking and Red Alberto Burri 1954 Meryon Franz Kline 1960–1 P(n)2:3/12 John Latham 1963 1953 Clyfford Still 1953 Brown Ground with Soft Red and Green : August 1958 - July 1959 Patrick Heron 1958–9 Nature Lucio Fontana 1959–60 Spatial Concept Lucio Fontana 1949–50 Spatial Relief (red) REL 036 Hélio Oiticica 1959