Document Eq8ODwmYjrqEaaaEBpBV8kKLj

i ry I EXHIBIT * _.5Q13,0 J i Xtu:v'1.' KATSOMAL CtHTf B F H unOAN *D )>vSTOI*k> C*L?H u onoAOi* ** Oncimhati. OMiO <ei w^ DEPARTMENT OF HEALTH. EDUCATION, AND WELFARE PUBLIC HEALTH SERVICE March 5, 1968 REFER TO: j -"ti --* * MM9G4 --------j Lee B. Crane, M,B. Medical Director Pittsburgh Plate Glass Co, One Gateway Center Pittsburgh, Pennsylvania 15222 Dear Dr. Grant: Please pardon the delay in answering your letter-of February 14, 1968. The saa^les from ehe Pore Allegany and'Tyler^ plants were , extremely heavy, as would be expected from the impinger results, and they Cook a long time to count. We have just finished and the data is being processed. The results should be on their way to you in about three weeks. Dr. Oralley has been out o town and he will communicate with you later on Che medical phase. Thank you for your interest and co operation. Sincerely yours. QiAJi^r^o^l\ K. Xj^vcX ^ Ar Jeremiah R. Lynch Asst, Chief, Environmental Activities Field Studies s Occupational health Program t WV-11054