Systematics of the electronic spectra of conjugated molecules:    a resource book. Papers of the Chicago group, 1949-1964: John R. Platt an d co-workers: M. A. EL-Bayoumi and others at the laboratory of Molecula r structure and spectra. 

 - Chicago:    Laboratory of Molecular Structure and Spectra, Dept of P hysics, University of Chicago,    1964 
 - v.(various pagings) . :    ilus.;    23cm. 
<br/><br/>Includes bibliograhical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Hydrocarbons -- Spectra
<br/><br/><label>Dewey Class. No.: </label>547.122 SYS