Lewin, Jack. , <br/><br/>
Hydraulic gates and valves :  in free surface flow and submerged outlets / 
Jack Lewin. 
 - 2nd ed. 
 - vii, 300 pages :  illustrations ;  26 cm. 
<br/><br/><label>ISBN: </label>072772990X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydraulic gates --Design and construction.<br/>Valves --Design and construction.
<br/><br/><label>LC Class. No.: </label>TC169   / .L48 2001