YLLA (Camilla Koffler, known as Ylla) (1911-1955) [Signed] Animals. Hastings House, New York, n.d. In-4 (28 x 22 cm). Original American edition of the book published in French under the title Des Bêtes. Copy autographed and signed by Ylla opposite the title page. 96 pages. Introduction by Julian Huxley. Design by Pierre Faucheux. Illustrated boards with title in white on spine, in dust jacket illustrated in the same manner as the boards.