New York: D. Appleton & Co., 1877. 8vo. [i], viii, 482, 8,  pp. FIRST AMERICAN EDITION. With a list of Darwin's works facing the title-page and 12 pages of the publisher's advertisements at the end. Original publisher's red cloth. Item #4940
The only issue of the first American edition, published only months after the first English edition on 10 November 1876.