Philip Guston (Montreal, Canada 1913 – 1980 Woodstock, New York). Untitled (self-portrait). Ink and stamp on paper bag. 25 × 35 cm (9 ⅞ × 13 ¾ in.). Signed and dedicated in the lower left: Philip Guston. [3388] Provenance: Private Collection, Hesse TATE Modern in Londonis currently showing a large retrospective of the artist.