Shapley, Harlow <br/><br/>
Galaxies 
Harlow Shapley  
 - London  J & A Churchill  1947 
 - vii, 229p. 
 - The Harvard books on astronomy .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Active galaxies<br/>Astronomy and astrophysics thesaurus<br/>Galaxies
<br/><br/><label>Universal Decimal Class. No.: </label>524.7  / SHA