Robert Motherwell (1915-1991) Primal Sign II, 1980 Aquatint and etching in colors on wove paper 23 x 9-3/4 inches (58.5 x 24.8 cm) (image) 29-1/2 x 20-3/4 inches (74.9 x 52.7 cm) (sheet) Ed. 9/45 (there were also 10 artist's proofs) Signed and numbered in pen lower right, with blindstamp Published by Petersburg Press, London Printed by Catherine Mosley, Greenwich, Connecticut LITERATURE: Belknap, 235 Engberg & Banach, 268 HID03101062020 © 2020 Heritage Auctions | All Rights Reserved