Robert Mangold ROBERT MANGOLD Frames and Ellipses B. Soft-ground etching and aquatint on Rives BFK, 1988. 425x600 mm; 16 3/4x23 3/4 inches, full margins. Signed and numbered 40/50 in pencil, lower margin. Published by Parasol Press, Ltd., New York. From the same-titled series. A very good impression.