Walter, Herbert Eugene, 1867- Biology of the vertebrates; a comparative study of man and his animal allies, by Herbert E. Walter and Leonard P. Sayles. - 3d ed. - New York, Macmillan Co., 1949. - xix, 875 p. illus., map. 25 cm. Subjects--Topical Terms: Vertebrates.Vertebrates--Anatomy.Anatomy, Comparative. LC Class. No.: QL605 / .W3 1949 Dewey Class. No.: 596