Operation and maintenance equipment and procedures 

 - Department of the Interior Bureau of Reclamation  1955 
 - 134 p.  ILL, Fig., Table, Chart 
<br/><br/><label>Nat. Bib. No.: </label>8673 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Universal Decimal Class. No.: </label>624.2  / OPE