Romer, Alfred Sherwood,  1894- <br/><br/>
The vertebrate story / 
Alfred Sherwood Romer. 
 - 4th ed. 
 - Chicago :  University of Chicago Press  1959 
 - 437 p. :  illus.;  24 cm. 
<br/><br/> "A revised and enlarged edition of 'Man and the vertebrates.'" 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vertebrates.<br/>Evolution.<br/>Paleontology.
<br/><br/><label>Dewey Class. No.: </label>596  / ROV 1967