Leak, William B. <br/><br/>
A silvicultural guide for northern hard woods in the North east 

 - Upper Darby, Pa :  Forest Service,  1969 
 - 34 p.  : ilus. 
 - Research paper NE-143 .
 - Research paper NE-143 .
<br/><br/> 36-120 
<br/><br/>Enc. con otros impresos similares 
<br/><br/><label>LCCN: </label>407 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Madera dura--Crecimiento.