Document dYgkXQ34y2NrG3kVrYd5amMwB

Na t io n a l Le a d Co mp a n y 111 BROADWAY Ne w Yo r k February 10, 1925. David L. Edsall, M. D., Dean, Harvard University, School of Public Health, Boston 17, Maes. Dear Dr. Edsall: I am in receipt of your letters of February 2nd and 6th and enclose you copies of letters which I have this day sent to Mr, Crane of the St. Joseph Lead Company and Mr. Brown of the Eagle-Picher Lead Company. lours very truly,