Vrijburcht, A. <br/><br/>
Vertical motions of ships sailing into or out of locks and the related water motions 

 - The Netherlands: Delft Hydraulics:  1991 
 - 15p; illust. 30cm 
 - Delft Hydraulics no; 461 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydraulics