Lyle, Oliver. <br/><br/>
The efficient use of steam 

 - London :  Her Majesty`s Stationery Office,  1956 (c.1947) 
 - 912 p.  : ilus. 
<br/><br/><label>LCCN: </label>34360 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vapor.
<br/><br/><label>Dewey Class. No.: </label>621.1  / L9