TY - BOOK AU - Sidwick, J. M. TI - Screenings and grit in sewage: removal, treatment and disposal, phase 3 SN - 0860172937 PY - 1988/// CY - London PB - Construction Industry Research and Information Association and Water Research Centre KW - Sewage KW - Purification KW - Screening KW - Combined sewer overflows KW - Pumping stations N1 - Includes bibliographical references (p. 30-37) ER -