00967nam a2200265 a 4500001001400000003000700014005001700021008004100038020002200079020002200101020002200123040000800145100002300153245007600176246003800252260004800290300002700338500001900365500004300384505011400427650004100541650005000582650005000632700001900682vtls000004994KUKTEM20251117141157.0060614t2001    paua   d f    001 0 eng d  a1566768667 (v. 1)  a1566769728 (v. 2)  a1587160617 (v. 3)  aUMP1 aSpellman, Frank R.14aThe handbook for waterworks operator certification /cFrank R. Spellman30aWaterworks operator certification  aLancaster, PA :bTechnomic Pub. Co.,cc2001  a3 v. :bill. ;c28 cm.  aIncludes index  aVol. 3 co-authored by Joanne E. Drinan1 av. 1. Fundamental level -- v. 2. Intermediate level -- v. 3. Advanced level (co-authored by Joanne E. Drinan) 0aWaterworksxHandbooks, manuals, etc. 0aWaterxPurificationvHandbooks, manuals, etc. 0aWaterxDistributionvHandbooks, manuals, etc.1 aDrinan, Joanne