Pettingill Olin Sewall <br/><br/>
Laboratory and field manual of orithology 

 -  1958 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>69266 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aves
<br/><br/><label>Dewey Class. No.: </label>K96y8, J0