Patrick Heron – Scarlet, Lemon and Ultramarine

Scarlet, Lemon and Ultramarine: March 1957 1957 Patrick Heron 1920-1999 Purchased 1967 http://www.tate.org.uk/art/work/T00962

https://www.wikiart.org/en/patrick-heron http://www.artnet.com/artists/patrick-heron/