Shepherd, Walter <br/><br/>
Wealth from the ground / 
Walter Shepherd ; illustrated by Gaynor Chapman and Clifford Bayly 
 - London :  Weidefeld & Nicolson,  1962 
 - 48 p. :  ill. ;  22 cm. 
 - Finding out about science .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineralogy
<br/><br/><label>Dewey Class. No.: </label>549  / Sh 48