BRAGG,W.L <br/><br/>
ELECTRICITY 
W.L BRAGG 
 - LONDON  G.BELL AND SONS LTD 
 - 286 
<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>PE99