Ruchlis, Hyman <br/><br/>
The wonder of heat energy;  a picture story of the vital part heat plays in our world. 
hyman Ruchlis and drawings by Alice Hirsh. 
 - 1st ed. 
 - New York,  Harper  c1961 
 - 186 p.  illus.  25 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>61012084 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heat--Juvenile literature.<br/>Heat.