Document X8D6rB8yvYZ8Z7bdvObwE3yOy

POST OFFICE BOX K KING CITY. CALIFORNIA 93930 (408) 385-5961 October 17, 1984 Mr. David L. Clark Director of Product Engineering Michae1-Walters Industries, Inc. 6200 Dutchman Lane, Suite 103 Louisville, KY 40205 Dear Dave: Per our discussion on 10/12/84, I am sending you one pirators we use in our asbestos mine and mill. Most ployees use this disposab1e/re-usabIe type, which is asbestos fibers. Enclosed is some NIOSH information tory protection. of the res of our em approved for on respira One thing that I failed to note during our meeting was that we have never had any indication that any of our employees, some with over 15 years experience, has suffered any adverse health effects related to asbestos exposure. Attached is a letter from the physician who has conducted our medical examinations since 1963 which corroborates this fact. This letter was submitted as evidence during my testimony at the OSHA hearings on a revised asbestos standard in July of this year. I hope the information supplied has been helpful - contact Tom or me if you require anything more. Very truly yours, CAL IDR IA COR PORATION Ji P nager /1 i g Enel: cc : T. P. Norris, w/o enclosure