Ford, Barbara. <br/><br/>
Keeping things cool :  the story of refrigeration and air conditioning / 
by Barbara Ford. 
 - New York, N.Y. :  Walker,  c1986. 
 - 60 p. :  ill. 
 - Inventions that changed our lives .
<br/><br/><label>ISBN: </label>0802766358 0802766161 (lib. bdg.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Refrigeration and refrigerating machinery--Juvenile literature.<br/>Air conditioning--Juvenile literature.
<br/><br/><label>LC Class. No.: </label>TP492  / .F56 1986 
<br/><br/><label>Dewey Class. No.: </label>621.5/6�19