Cheronis, Nicholas D.  1896-1962 <br/><br/>
The study of the physical world / 
Nicholas D. Cheronis, James B. Parsons and Conrad E. Ronneberg 
 - London :  George G. Harrap,  1946 
 - x, 884 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science