You might like Left Right Ardek Olle Baertling 1963 Scarlet, Lemon and Ultramarine : March 1957 Patrick Heron 1957 Lesson I John Walker 1968 Three over Four Robert Medley 1970 Early Reply Richard Smith 1972 Azalea Garden : May 1956 Patrick Heron 1956 Pompeii Hans Hofmann 1959 Body on the Beach Karl Weschke 1977–8 One to Four Alan Green 1982 From Line Lee Ufan 1978 Portheras Grey Paul Feiler 1959–61 Yellow Painting : October 1958 May/June 1959 Patrick Heron 1958–9