Turner, D. M. <br/><br/>
The book of scientific discovery :  how science has aided human welfare / 
D. M. Turner. 
 - New revised and enlarged ed. 
 - London :  George G. Harrap,  1955. 
 - 285 p. ;  20 cm. 
<br/><br/> Includes index. 
<br/><br/>336  336 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inventions & patents
<br/><br/><label>Dewey Class. No.: </label>608 / T852b