Swain Ralph B <br/><br/>
Insect guide: Orders and major families of North American insects 

 -  1952 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>56747 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Insects<br/>Zoology
<br/><br/><label>Dewey Class. No.: </label>K86:12.73, J2   CS