Romer, Alfred Sherwood,  1894- <br/><br/>
The vertebrate story / 
by Alfred S. Romer. 
 - 4th ed. 
 - Chicago, Ill. :  University of Chicago Press,  1959. 
 - 437 pages. :  illustrations. ;  24 cm. 
<br/><br/> 'A revised and enlarged edition of'Man and the vertebrates.'' 
<br/><br/><label>ISBN: </label>0226724891 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vertebrates.<br/>Evolution.<br/>Paleontology.