Scientific instruments and laboratory equipment 
/ Hindustan Scientific Instruments Co. 
 - New Delhi:   Hindustan Scientific Instruments Co.,   1977 
 - 204p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industries
<br/><br/><label>Subjects--Index Terms: </label>Hydrometer 
<br/><br/><label>Universal Decimal Class. No.: </label>681.2+542.2:658.82  / L7