National heat engine / 
United States Department of Energy Pocific South West Region 
 - San Francisco :  The Department,  1980 
 - Various pagings ;  31 cm. 
<br/><br/> Small-sealer appropriate energy technology grant program 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heat-engines<br/>Heat engineering<br/>Heat--Transmissiones<br/>Heat exchangers
<br/><br/><label>Dewey Class. No.: </label>621.4