Moulton, F.R. . <br/><br/>
An Introduction to Astronomy /  Textual Documents 
F.R.Moulton. 
 - 1st ed. / 
 - Chicago :  Univercity of Chicago Press ,  Nd. 
 - 557p. :  ill ;  18cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Astronomy G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>523  / M 84 In