The purpose of this paper is to present data collected from various Long Island plants where sludge is dried on glass-covered beds, and to describe experiments on specially constructed beds for filtration of sludge.
CARPENTER, L.V. (1938): Sludge Drying on Open and Covered Drying Beds. In: Sewage Works Journal: Volume 10 , 503. URL [Accessed: 14.04.2015]