TY - BOOK AU - Furman,Thomas de S. TI - Intermittent sand filters - multiple loading PY - 1955/// CY - Gainesville, N1 - Wilson T. Calaway and George R. Grantham. Reprinted courtesy of Sewage and industrial Wastes, Vol. 27, Nº3, march, 1955 Engineering progrtess at the University of Florida, Suplement, Vol. IX, Nº 4, April, 1955. Technical paper series, Nº 106 ER -