Grey, Vivian <br/><br/>
Secret of the mysterious rays :  the discovery of nuclear energy / 
by Vivian Grey ; illustrated & edited by Edward Malsberg 
 - London :  Constable Young Books,  1967 
 - [8], 120 p. :  ill. (some col.) ;  25 1/2 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nuclear energy--Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>539.7