Brown, Nelson Courtlandt. <br/><br/>
Logging; the principles and methods of harvesting timber in the United States and Canada 

 - New York :  Wiley,  1949 
 - 418 p.  : ilus. 
<br/><br/><label>LCCN: </label>25209 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bosques--Extracción.
<br/><br/><label>Dewey Class. No.: </label>634.982  / B76