ARNOLD SOMMERFELD <br/><br/>
ATOMIC STRUCTURE AND SPECTRAL LINES 

 - KOLKATA  METHUEN & CO LTD  1928 
 -  626P 
<br/><br/><label>Subjects--Topical Terms: </label><br/><br/>
<br/><br/><label>Dewey Class. No.: </label>539.14/SON/ATO