Baker, Robert Horace,   1883- <br/><br/>
An introduction to astronomy. 

 - 5th ed.  
 - Princeton, N.J. :  Van Nostrand,  [1957] 
 - 333 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy. 
<br/><br/><label>Dewey Class. No.: </label>520