1. Inspection reports on file at the Water Supply Br. EPA Boston, Mass
2. Experience in Maintaining Constant Fluoride Concentrations.;Spitz;American Jour. Public Health,1958
3. Report on Fluoridation of Public Water Supplies in Massachusetts.;Barker,1974
4. Public Health Service Drinking Water Standards, 1962.,1962
5. National Interim Primary Drinking Water Standards Ofce. of Wtr. Supply, EPA Washington, D.C.