Hallows, R. W  <br/><br/>
Atoms And Atomic Enery 
R. W  Hallows 
 - London  Chapman & Hall LTD  1950 
 - 196Pages 
<br/><br/> PE mean Physics, Electricity and Magnetism Page 450-456 in A to Z Register (Acc. No. Pe1-Pe205) 
<br/><br/><label>Dewey Class. No.: </label>PE187