Hayter, Stanley William. EXPANSION. B/M 334. Etching and soft-ground etching in colors, 1969-1970. 17 x 19 3/8 inches; 445 x 486 mm. (plate), 22 x 29 3/4 inches (sheet), matted to 28 x 30 inches. Edition of 100 (there were also 20 Artist's Proofs). Numbered 38/100 and titled, signed, and dated "70" in pencil. In excellent condition.