NIL. <br/><br/>
ENCYCLOPEDIA OF ASTRONOMY 

 - 1 
 -  Hamlyn, London  1980/08/19 
 -  240 
<br/><br/><label>Source: </label> Purchase  Leo Club Of Cochin East  Leo Club Of Cochin East 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>astronomy & allied sciences
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pure Science
<br/><br/><label>Dewey Class. No.: </label>520  / ENC