Richardson, Robert S.  1902- <br/><br/>
Exploring Mars / 
Robert S. Richardson,  
 - New York :  McGraw-Hill,  c1954. 
 - 265 p. :  ill. ;  20 cm. 
<br/><br/>Include index. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Mars (Planet)
<br/><br/><label>Dewey Class. No.: </label>523.43  / RIE 1954