Clark, Mary Lou <br/><br/>
You and how the world began / 
by Mary Lou Clark ; illustrated by George Rhoads 
 - Chicago :  Childrens Press,  1957 
 - 61 p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Juvenile literature<br/>Paleontology--Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>570