Ball, Robert S. . <br/><br/>
Great Astronomers /  Textual Documents 
Robert S.Ball. 
 - 1st ed. / 
 - London :  Isbister and Co. ,  1901. 
 - 372p. :  ill ;  22cm . 
<br/><br/><label>Subjects--Index Terms: </label>Astronomers G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>520.9  / B 21 G