Critchfield, William B. <br/><br/>
Geographic distribution of the pines of the world 

 - Washington :  Forest Service,  1966 
 - 97 p.  : ilus. 
 - Miscellaneous publication  ; 991 .
 - Miscellaneous publication  ; 991 .
<br/><br/><label>LCCN: </label>31654 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pináceas.
<br/><br/><label>Dewey Class. No.: </label>585.213  / C75