Milligan, Stephen. , <br/><br/>
Understanding ultrasonic level measurement / 
Stephen Milligan, Henry Vandelinde, Michael Cavanagh. 
 - vii, 153 pages :  illustrations ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781606504390 1606504398 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ultrasonics.<br/>Level indicators.
<br/><br/><label>LC Class. No.: </label>TA367   / .M54 2013