TY - BOOK AU - Griffin, A.E. AU - Chamberlin, N.S., coaut. TI - Bacteriological improvements obtained by the practice of br-eak - point chlorination / A.E. Griffin and N.S. Chamberlin CY - Newark, N.J. : Wallace and Tiernan N1 - "Reprinted from American Journal of Public Health. Vol.35, -No.3, March, 1945" ER -