Etching and aquatint on Rives BFK, 1965-66. 345x453 mm; 13 5/8x17 7/8 inches, full margins. One of only several artist's proofs, there was no published edition. Printed by Hollander's Workshop, Inc., New York. With The Estate of Louise Nevelson blue ink stamp, verso. A very good, richly-inked proof.