Water operation and maintenance bulletin 

 - Denver, Colo.  U.S. Dept. of the Interior, Bureau of Reclamation 
<br/><br/> Title from title screen (viewed on Nov. 22, 2002) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Irrigation engineering<br/>Water-supply engineering
<br/><br/><label>GPO Item No.: </label>0660-E (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 27.41: