Chalk, L  <br/><br/>
Twenty West African timber trees 

 - London:   Oxford at the Clarendon Press,   1933 
 - 108p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Subjects--Index Terms: </label>Timber trees West African 
<br/><br/><label>Universal Decimal Class. No.: </label>634.9  / G3