Sawyer, Ralph A. <br/><br/>
Experimental spectroscopy / 
Ralph A. Sawyer 
 - 2nd ed. 
 - London :  Chapman & Hall,  1951. 
 - x, 358 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spectrum analysis
<br/><br/><label>Dewey Class. No.: </label>543.5