Platt, William <br/><br/>
Popular geology. 

 - London :  The Sheldon Press,  1924. 
 - 118 p. :  il. ;  18,5 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geología
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>551(023)