Clark, George Lindenberg <br/><br/>
Applied X-rays 

 - 3rd ed. 
 - New York, NY :  McGraw-Hill,  1940 London :  [s.n.] 
 - 674 p. 
 - International series in physics .
<br/><br/><label>Subjects--Topical Terms: </label><br/>RAYOS X
<br/><br/><label>Universal Decimal Class. No.: </label>621.386.1