Clerke, Agens M. . <br/><br/>
The Herschels and Modern Astronomy /  Textual Documents 
Agens M.Clerke. 
 - 1st ed. / 
 - London :  Cassell & Co. ,  1901. 
 - 224p. ;  18cm. 
<br/><br/><label>Subjects--Index Terms: </label>Astronomy G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>520  / C 596 H