Shapley, Harlow <br/><br/>
A source book in astronomy 
Harlow Shapley and Helen E. Howarth    
 - 1st ed. 
 - New York  McGraw-Hill  1929 
 - xvi, 412p. 
 - Source books in the history of the sciences .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Astronomy-History
<br/><br/><label>Universal Decimal Class. No.: </label>52(091)  / SHA