Document MYEwB4wbznz0NkMy0Qop98pM

Case: 48106-3 Bell Laboratories 600 Mountain Avenue Murray Hill, New Jersey 07374 Phone (201) 582 3000 August 26, 1980 Mr. G. Lange New York Telephone Company 1095 Avenue of the Americas New York, New York 10036 Dear Mr. Lango: The two insulation samples have been analyzed for asbestos by Walter C. McCrone Assciates, Inc. The technique used was polarized light microscopy with dispersion staining. Their results are reported in a letter dated August 11, 1980, with their reference #7931. Both samples had the same composition. Sample: 1095 A of A 4th FI CO (NE Corner) and Sample: 1095 A of A 4th Fl CO (SW Corner) The above samples contained 80-85% chrysotile asbestos in a t carbonate matrix. If you have any questions about this analysis, please let me know. MH-8691-CPL-sma Charles P. Lichtenwalner Ref: 1192 Copy to G. K. Coilings, Jr., Ti.u. - WYT P. H. Stark R. L. Beach - AT&T N. J. DeCapua W. J. Schreibeis G. M. Wilkening CONF/DENT/AL 003624