Hegner, Robert William <br/><br/>
Parade of the animal kingdom 
by Robert Hegner ... assisted by Jane Z. Hegner ... with over seven hundred illustrations. 
 - New York  The Macmillan company  1953. 
 - vi p., 1 b., 675 p.  illus.  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology