Hamblin, W. Kenneth  1928- <br/><br/>
Exploring the planets / 
W. Kenneth Hamblin, Eric H. Christiansen ; illustrated by Dale Claflin 
 - New York :  MacMillan,  1990 
 - ix, 451 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0023494808 
<br/><br/><label>LCCN: </label>89-028497 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Planets--Geology<br/>Astrogeology