Document 7RoBVKNgvDqoZJeL0k15Y99Na

V. Mr. H. 2. Beard Rochelle Park S /5 O', / August 7, 1979 S. Weiss Rochelle Park Membrane Filter Method for Evaluating Airborne Asbestos Fibers In reference to the attached letter, as long as the USFHS/tTIOSH counting method is acceptable by OSEA and MSHA# we believe the approved method should be used in place ox the counting procedure now used for Flintkote tests* swtrv Attachment cc: Mr. J. C. Schmitt - Rochelle Park w/e rj