Graham, Samuel Alexander <br/><br/>
Principles of forests entomology/ 
Samuel Alexander Gram and Fred Barrows Knight 
 - 4th ed. 
 - New York:  McGraw-Hill,  c1965 
 - x, 417 p.:  ill.:  plates;  22 cm. 
 - The American forestry series .
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 395-397 
<br/><br/><label>ISBN: </label> $ 12.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Forest insects<br/>Trees--Diseases and pests
<br/><br/><label>Dewey Class. No.: </label>634.967