Agnes Martin Agnes Martin transforms grid and stripe systems into sensitive and subjective pictures that exhale pure painting. Light-imbued yellow and blue tones flicker in horizontal paths on the square canvas. Agnes Martin, Untitled, Aquarell, 1977 Agnes Martin, Ohne Titel / Untitled, 1998, Acryl und Grafit auf Leinwand / Acrylic and graphite on canvas 152.4 x 152.4 cm Agnes Martin, Ohne Titel / Untitled, 2002, Acryl und Grafit auf Leinwand / Acrylic and graphite on canvas 152.4 x 152.4 cm