Document b5mLrEJBaG0kNbGLX4wK5JZe0

HARVARD MEDICAL SCHOOL DEPARTMENT OF PEDIATRICS Ghildren't Sfssfttel JOO J^jBgtoood ^Avenue `Boston,....... Me..22:A..... Dr. Robert A. Kehoe, Kettering Research Laboratory, University of Cincinnati Medical School, Cincinnati, Ohio. Dear Dr. Kehoe: Thank you very much for your letter. It will be very helpful to us as we see so many patients with lead poisoning. I would also appreciate knowing the technic which you have employed and where we could secure the lead lumbar puncture needles. Very sincerely. / mg Kenneth D. Blaekfan, M.D.