Color etching on Japan paper, 1968. 166x223 mm; 6 1/2x8 3/4 inches, full margins. Artist's proof, aside from the edition of 65. Signed and inscribed "essai" in pencil, lower margin. Printed by Lacouriè and Frélaut, Paris. Published by Le degré Quarante et Un, Paris. From the same-titled portfolio. A superb impression. Spies/Leppien 123.
