Boiler operators manual on efficient operation of boilers/ 
published by National Productivity Council 
 - New Delhi:  National Productivity Council,  1986 
 - viii,131 p. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Furnaces<br/>Steam-boilers
<br/><br/><label>Dewey Class. No.: </label>621.183