Document kmBre69OX1rKqLxMVY8Q2nG5D

ETHYL CORPORATION lOO PARK AVENUE BUILDING AT 41st STREET NEW YORK IT, N. Y. October 13, i960 Dr. R. A. Kehoe The Kettering Laboratory Eden and Bethesda Avenues Cincinnati 19, Ohio Dear Dr. Kehoe: Subject: Lead Warning Signs We have recently had inquiries from pump manufacturers as to our authority to change the wording on lead warning signs. H 0002738