Pine, Tillie S. <br/><br/>
The Indians knew / 
Pictures by Ezra Jack Keats. 
 - New York :  McGraw,  1957. 
 - 32 p. :  ill. 
<br/><br/> Describes simple inventions used by American Indians to make their life comfortable.  Includes simple experiments. 
<br/><br/><label>LCCN: </label>57006405  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Native Americans.<br/>Technology.
<br/><br/><label>Dewey Class. No.: </label>970.004