Whipple, Fred L. . <br/><br/>
Earth Moon and Planets /  Textual Documents 
Fred L.Whipple. 
 - 1st ed. / 
 - New York :  Penguin Books Ltd ,  1968. 
 - vi,296p. :  ill ;  19cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Planets Earth Moon G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>522.56  / W 577 Ea