F.Zwicky,G.T.Kowal <br/><br/>
Catalogue of Galaxies and of Clusters of Galaxies Vol.VI 
F.Zwicky,G.T.Kowal 
 - Zuerich  Offsetdruck L.Speich  1968 
 - 246 p.tab.chart. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astrophysics--Galaxies--Catalogue
<br/><br/><label>Subjects--Index Terms: </label>Clusters of Galaxies -Catalofue 
<br/><br/><label>Dewey Class. No.: </label>B611Z98f1358