Water and wastes engineering. 

 - [New York,  Magazine Pub. Division, R. H. Donnelly Corp.]  1966 
 - v. in  illus. 
<br/><br/> Serial. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply engineering--Periodicals.<br/>Sewage disposal--Periodicals.
<br/><br/><label>LC Class. No.: </label>TD365.W3 1966