Williams, Louis O. <br/><br/>
Drung and condiment plants 

 - Washington :  Department of Agriculture,  1960 
 - 37 p.  : ilus. 
 - Agriculture handbook  ; 172 .
 - Agriculture handbook  ; 172 .
<br/><br/><label>LCCN: </label>54770 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botánica médica.<br/>Condimentos.<br/>Drogas.