Gaposchkin, Cecilia Payne <br/><br/>
Introduction to Astronomy 
/ by Cecilia Payne Gaposchkin 
 - London :  University Paperbacks,  1956 
 - 508 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy
<br/><br/><label>Dewey Class. No.: </label>520  / GAP-I