Leach, Gerald. <br/><br/>
The new materials. 

 - London  Phoenix House  1958 
 - 71 p.  illus.  23 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Materials  Metals  Plastics 
<br/><br/><label>Dewey Class. No.: </label>620.1  / LEA