01023nam a2200325 a 450000100070000000500170000700800410002401000220006501900190008702000150010603500170012103500110013804000230014905000210017205000210019308200080021408200080022210000350023024501030026525000110036826000500037930000400042949000460046950400410051565000180055665000120057470000370058670000440062398400300066732475920001004211237.0710614s1971 pauab b 001 0 eng  a 74140848 //r901 a470555z470555 a070022338X 9000000470555 9142633 aLCbengcLCdNSL:R 4aTD145b.C55 197100aTD145b.C55 197100a62804a6281 aClark, John W.q(John William)10aWater supply and pollution controlc[by] John W. Clark, Warren Viessman, Jr. [and] Mark J. Hammer. a2d ed. aScranton,bInternational Textbook Co.c[1971] axiii, 661 p.billus., maps.c24 cm.0 aInternational series in civil engineering aIncludes bibliographical references. 0aWater-supply. 0aSewage.1 aViessman, Warren,ejoint author.1 aHammer, Mark J.,d1931-,ejoint author. aANLc628 CLA.2 <00470780>