Scheele, William E. <br/><br/>
The first mammals 

 - New York:  The World Publishing Company,  1955. 
 - 128p.;  ill.;  30cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals
<br/><br/><label>Dewey Class. No.: </label>599  / SCH