CORRESPONDENCE. BIRMINGHAM SEWAGE DISPOSAL AND SALISBURY DRAINAGE.

Keywords: DRAINAGE, SEWAGE, DISPOSAL, RIVERS, SEWERS, TREATMENT, TANKS, EFFLUENT, CITIES, PURIFICATION, DISTRIBUTION, FLOW, TEMPERATURE, SEPTIC, FILTERS, FILTRATION, SLUDGE, FARMS, BIRMINGHAM, SALISBURY, ENGLAND, SYDNEY, UK, AUSTRALIA, USA