Zim, Herbert Spencer,  1909- <br/><br/>
Comets / 
Herbert Spencer Zim ; illustrated by Gustav Schrotter 
 - Kingswood :  A World's Work Childrens Books,  1957 
 - 64 p. :  ill. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Comets--Juvenile literature<br/>Comets
<br/><br/><label>Dewey Class. No.: </label>523  / Z 65