TY - BOOK AU - Gilman,Harold D. ED - Water Environment Federation. ED - Water Environment Federation. TI - Instrumentation in wastewater treatment facilities SN - 188136934X : AV - TD201TD746 .W337 no. 21 U1 - 628.168 GIL628.3 20 PY - 1993/// CY - Alexandria, VA PB - Water Environment Federation KW - Sewage disposal plants KW - Equipment and supplies N1 - "[Prepared] under the direction of the Facilities Development Subcommittee of the Technical Practice Committee."; P.B; Includes bibliographical references and index ER -