Hydraulic and excavation tables / 
United States department of theinterior. bureau of reclamation 
 - 11 
 - 350 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Excavaciones--Tablas<br/>Hidráulica--Tablas, calculos, etc.
<br/><br/><label>LC Class. No.: </label>TC179  / E78 1957