Johnson, Raynor Carey. <br/><br/>
Atomic spectra 
by R.C. Johnson ... With 38 diagrams. 
 - 2nd ed. 
 - London  Methuen & co. ltd.  [1950] 
 - 120 p.  diagrs.  18 cm. 
 - Methuen's monographs on physical subjects .
<br/><br/>"Books recommended for further study": p. 117. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spectrum Analysis<br/>Atoms
<br/><br/><label>LC Class. No.: </label>QC451  / .J58 1950