Lewin, Jack <br/><br/>
Hydraulic gates and valves :  in free surface flow and submerged outlets / 
Jack Lewin 
 - London :  Thomas Telford,  1995 
 - 238 p. :  ill. ;  1995 
<br/><br/><label>ISBN: </label>0727720201 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydraulics gates--Design and construction<br/>Valves--Design and construction