Document Byx4QgdQG52vgyyDwe3VgBEJ8

January 4, 1952 Dr. C T. Rusin The American Crucible Products Company Lorain, Ohio Dear Doctor Rusin: In the absence of Doctor Kehoe and Inasmuch as the results on the blood of your patients, in some cases, are quite high, I am forwarding them to you, together with an invoice covering the cost of analysis. Undoubtedly Doctor Kehoe vill forward his comments upon Ms return next week. Very truly yours, eji Enc. IS. R. fortlage, Secretary to Dr. Kehoe Source: Material: Submitted: Required: Employees of The American Crucible Products Company, Lorain, Ohio Blood 12-20-51 by Dr. C. T. Rusin Lead Analyses Name BLOOD Analysis Number Spectrographic Weight Grams 'Mg. Pb/ 100 g. Dithizone Weight Mg. Pb/ Grams 100 g. 51A-S820 51A-S821 12.0 8 .k 0.07 15.0 llj.6 0.08 0.065 51A-S822 -. 5. 0.17 51A-8S25 51A-8825 12-1 11.0 0.065 0.06 5lA-882l|- 15.7 0.15 -4IA-8826 51A-8827 5.8 11.0 0.09 0.0ii5 51A-8828 12.8 0.06 Both analyses run from the same sample. Samples Collected Samples Received: Samples Reported: Ik. 8 lk.o 12.0 15.5 10.5 0.19 0.065 0.0I15 0.15 0.095 Ihl 0.0k 12-11, 12, 15-51 12-20-51 1-5-52 KE' 0021588 N22439.01 INTERPRETATION OF RESULTS REPORTED JANUARY 1952 Three of the results are such as to demonstrate that the men involved have undergone dangerous exposure to lead and that such exposure should he brought to an end; these are and Any one of these three men might develop acute-symptoms at any time* the likelihood being in the increasing order of the lead concentration in the blood. The other results show that the exposure of the men concerned has been within safe limits up to this time* with the exception of those on^^^H* which are of borderline significance. Signed: Robert A. Kehde* M. D. KE' 0021589 22439.02