Aquatint and drypoint on vergé de Montval, 1936. 366x279 mm; 14 3/8x11 inches (sheet), full margins. Artist's proof, with the title inked and before steel-facing of the plate, aside from the book edition of 225 (Baer cites 3 other known proofs on this paper). Signed in blue crayon, lower right. Printed by Lacourière, Paris. Published by Martin Fabiani, Paris. From Histoire Naturelle. A superb, early impression of this scarce proof. Bloch 352; Baer 599 III A.
