Zon, Raphael <br/><br/>
America and the world's woodpile  / 
by Raphael Zon and William N. Sparhawk 
 - Washington  :   Department of Agriculture 
 - 16 p. 
 - EUA. Dep. of Agr. Circular; 21 .
<br/><br/><label>LCCN: </label>202550 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Leña  Madera como combustible