Year 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 AMERICAN BRAKEBLOK DIVISION TOTAL SALES - NAPA CHARLESTON Cubic Inches 67,700 479,800 519,400 653,100 491,500 558,900 564,400 696,900 511,400 633,102 647,473 789,744 Dollars $ 4,235 27,918 30,939 39,132 30,859 34,755 34,263 41,967 30,788 37,100 38,335 46,929 Selling Price Per MCI $ 59.73 56.77 58.86 58.34 63.18 61.81 60.07 59.14 59.29 58.21 58.38 58.56 SCI 02115

NORTH AMERICAN ASBESTOS CORPORATION SALES SECUREMENTS March 1959 (continued) Date 3-26-59 3-26-59 3-27-59 3-30-59 3-30-59 3-30-59 3-30-59 3-30-59 3-30-59 3-31-59 3-31-59 3-31-59 3-31-59 3-31-59 Customer U.

86 i4>e\ Emergency Brake Lining Sizes Year D.D.

112 ___ ________ _________________________ Industrial Health Conference Set CH10NICLE Sept. 27, 1953 An industri.l health confer ence te b held herr Thursday through Saturday will consider virtually every phase of health in Industry.'

rOKX VO. t4 - THIS AGREEMENT made and entered into by and between CONSOLIDATED CHEMICAL INDUSTRIES Division o Stauffer Chemical Company, hereinafter styled "Consolidated," and BROWH AMO ROOT.

INTERROGATORY NO. 24: Mas the Defendant ever been a ir.err.ber of the Industrial Hygiene Foundation or the Industrial Health Foundation?

c 05I0I 028nC 1 REQUEST FOR ADMISSION G; You were aware as early as 1950 2 that one or more individuals had filed workmen's compensation 3 claims alleging injury or disease as a result of exposure to 4 asbestos while employed at one or more of your facilities. 5 RESPONSE; Denied. 6 7 8 9 10 REQUEST FOR ADMISSION H; You were aware as early as 1960 11 that one or more individuals had filed workmen's compensation 12 claims alleging injury or disease as a result of exposure to 13 asbestos while employed at one or more of your facilities. 14 RESPONSE: Denied. 15 16 17 18 19 20 REQUEST FOR ADMISSION I: You were aware as early as 1965 21 that one or more- individuals had filed workmen's compensation 22 claims alleging injury or disease as a result of exposure to 23 asbestos while employed at one or more of your facilities. 24 25 26 PLAINTIFF'S FIRST INTERROGS, ETC 67

1952-1955 1955-1966 1955-1960 D Carlson J.

^ ' 3 i ,,` i i5 ' f- 216 WILI1AM V L0R1MER ET AL The relationship between pulmonary function signs of restriction and abnormal x rays was investigated No significant association was found (Table X) Chest x ray I he chest x rays were read twice by consensus reading, using at least three experienced readers, and categorized according to the ILO/U/C classification An x ray was read as abnormal if fine or moderately thm, irregular linear opacities were present (s or t > 1/0) and/or pleural thickening was present (a 1 or more) The prevalence of abnormal readings is given m Table XI Parenchymal abnormalities were present in 19 instances, nine 1/0, six 1/1, two 1/2 and two 2/2 X ray findings consistent with asbestosis increased with time, such a trend is evident in Table XII This trend is statistically significant TABLE X Relationship between X Ray Reading and Pulmonary Function Tests m 87 Vehicular i Maintenance Workers Pulmonary function Number of Subjects X ray reading Percent Restriction Obstruction Normal 25 Abnormal* 5 20% Normal 20 80% 43 Abnormal* 15 35% Normal 28 65% 30 Abnormal* 8 27% Normal 22 73% 4 parenchvinat fibrosis and/or pleural thickening For overall pattern X* = 1 78 50>p>30 For restriction alone X* = 1 21 30>p> 20 For obstruction alone X* -* 1 50 30>p>20 For obstruction and restriction compared to normal X* - 08 80 > p > 70 TABLE XI X Ray Changes in 90 Vehicular Maintenance Workers with over 10 Years' Experience Number Percent Parenchymal fibrosis Pleural thickening or calcification Both parenchymal and pleural changes Any changes ` 18 5 1 24 20% 6% 1% 27% TABLE XH X Ray of Vehicular Maintenance Workers by Year of Onset p/ Work .............................

FRICTION MATERIALS STANDARDS INSTITUTE.

April 0, 1957 Mr* Jaaea 0.

November 20, 1957 Mr.

BROADCAST INFORMATION SERVICES, INC.

BROADCAST INFORMATION SERVICES, INC.

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