Dalby, William Ernest,  1874-1918. <br/><br/>
The balancing of engines / 
by W. E. Dalby ... 
 - 4th ed. 
 - London :  Edward Arnold,  1929. 
 - xii, 321 p. :   ill. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MAQUINAS DE VAPOR
<br/><br/><label>Universal Decimal Class. No.: </label>621.1