Ley, Willy <br/><br/>
Watchers of the skies: an informal history of astronomy from babylon to the space age  Willy Ley. 

 - London  Sidgwick and Jackson Ltd.  1963 
 - xiii, 528p.: ill. 24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy Physical Sciences  Universe. 
<br/><br/><label>Dewey Class. No.: </label>520.9  / L57W