Morgan W. W. <br/><br/>
An atlas of stellar spectra  with an outline of spectral classification 
W.W. Morgan, Philip C. Keenan and Edith Kellman 
 - Chicago  University of Chicago Press  1943 
 - 35p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stellar Spectra, Spectral classification, Atlas.
<br/><br/><label>Universal Decimal Class. No.: </label>084.4:52  / MOR