CLARK , JOHN A <br/><br/>
PHYSCIS OF TODAY 

 - LONDON  CONSTABLE AND COMPANY 
 - 631 
<br/><br/> Pg mean Physics General & Mechanics Page 457-464 in A to Z Accession Register (Acc. No. Pg1-Pg228) & Page 640 (Acc. No. 224-231) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHYSICS
<br/><br/><label>Dewey Class. No.: </label>Pg172