Walter,Herbert E Biology of the Vertebrates: A Comparative Study of Man and His Animal Allies/ by Herbert E Walter and Leonard P.Sayles - 3rd ed. - New York: The Macmillan Co., 1957. - xix,875p. Subjects--Topical Terms: Vertebrates--Anatomy Vertebrates Anatomy, Comparative Dewey Class. No.: 596 / WAL/B