Abstracts of the papers presented... 

 - Seatle, Washington :  [s. e.],  [s. a.] 
 - 260 p. 
<br/><br/><label>LCCN: </label>26806 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botánica--Congresos.<br/>Madera--Química.
<br/><br/><label>Dewey Class. No.: </label>580.631  / C6a 1969