Ley, Willy,  1906- <br/><br/>
Man-made satellites / 
by Willy Ley ; illustrated by John Polgreen 
 - Rev. ed. 
 - [S.l.] :  Guild Press,  1958 
 - 41 p. ;  28 cm. 
 - Adventure in space ;  1 .
<br/><br/><label>ISBN: </label> Rs. 1.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space flight--Juvenile literature<br/>Artificial satellites--Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>629.13