Document DD06Ym4jxDNO6o7ELDwrEdmGo

PLAINTIFF'S EXHIBIT GF-10S7 0** 251* --> m u.s.. INTEROFFICE CORRESPONDENCE GAF Corporation COMPANY CONFIDENTIAL TO LOCATION FROM LOCATION SUBJECT: i oate August 17, 1973 Mr. \V. Fassuliotis (5) 140 West 51st Street R. C. Hylan Corporate Environmental Engineering Linden ST. LOUIS ASBESTOS SURVEY NO.19 cc Mr. C. F. BLen Mr. T. A. Dent Mr. E. C. Gutzwiller Mr. J. Grabiner Mr. H. J. Holloway Mr. B. Latuchie Mr. A. M. Sobkowicz Mr. S. J. Stempien CEED Files Four all-day asbestos samples were taken by St. Louis personnel and submitted to CEED for counting. The results are summarized below: Sample Identification Time (min) Fibers/cc (TWA) Trimming Machine Operator #5 (8/6) 280 0.3 Handyman (8/6) 280 0.9 Lincoln Saw Operator #1 (8/9) 265 0.2 Lincoln Saw Helper 1 (8/9) 265 0.3 All results are within the allowable limits. Please note that peak (15 min) samples are also required when taking the second round (Sample #2 on Revised Guidelines) of samples. If you have any questions, please let us know. rg Attach. R. C. Hylan MICH07805