Ormsby, M. T. <br/><br/>
Buttressed masonry dams. 

 - Dublin  John Falconer  1907 
 - 45p.  diagrs.  23cm 
<br/><br/> Read before the Institution of Civil Engineers of Ireland, April 4th, 1906. 
<br/><br/><label>Dewey Class. No.: </label>Pam 627.8  / Ja Orm