Communications presentees a la quartrieme conference geologique des Guyanes. 

 - Paris  Imprimerie Nationalale  1959 
 - 139p.  fold, map  31cm 
<br/><br/> Text in French and English  At head of title: Ministere de L'industrie et du Commerce 
<br/><br/><label>Dewey Class. No.: </label>O 550  / Con