Levitt, I. M. <br/><br/>
Exploring the secrets of space;  astronautics for the layman 
[by] I. M. Levitt [and] Dandridge M. Cole. 
 - Englewood Cliffs, N.J.,  Prentice-Hall  [1963] 
 - xiv, 306 p.  illus.  22 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Astronautics--Popular works 
<br/><br/><label>Dewey Class. No.: </label>629.4  / LEV