Zwicky, Fritz <br/><br/>
Catalogue of galaxies and of clusters of galaxies  vol. 2, covering the palomar survey fields of the declination zones +18degrees,+24degrees,+30degrees, between 6n-30m and 18n-30m in right ascension 
Fritz Zwicky, E. Herzog and D. Wild 
 - California  California Institute of Technology  1963 
 - ii, 371p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Catalogue-Galaxies
<br/><br/><label>Universal Decimal Class. No.: </label>083:523  / ZWI-1