New York: G. P. Putnam's Sons, 1926.
Hardcover. Near fine. Second printing. xix, 439 pp +  (illustrations), with color frontispiece, color illustrated endpapers, appendices, index. Light wear to edges and boards; else clean, sound, and tightly bound. No dust jacket. "My object in this volume differs in no respect from that of the account of my last expedition, Galapagos: World's End, a scientifically accurate, popular presentation of the high lights and vivid experiences of the expedition" (Preface).