Craig, Gerald S. <br/><br/>
New ideas in science / 
Gerald S. Craig and Margaret Oldroyd Hyde ; illustrated by Haroid Sichel ...[et al.]. 
 - New York :   Ginn,   c 1950.  
 - 377 p. :   ill. ;  20 cm.  
 - Our world of science. .
<br/><br/> Includes index. 
<br/><br/>300   300  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science. 
<br/><br/><label>Dewey Class. No.: </label>500 / C76n