Hydraulic and excavation tables 

 - 11 ed. 
 - Washington :  Government Printing Office,  1974 (c.1957) 
 - 350 p. 
<br/><br/><label>LCCN: </label>39589 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Excavación--Tablas.<br/>Hidráulica--Tablas.
<br/><br/><label>Dewey Class. No.: </label>532.9  / E8 1957