records, size of the tap hole drill bit used for each cast " and the length of the tap liole for each previous cast. 0) Calculations.

shall comply With the standards and limitations of Sale SOS In accordance with the dates shown In the following. table: Rule yvne of Source tflWttllanCC Bile 20S(a)-(i) irew Emission Sources April 14. 1972 20S(a)-(1) Existing Emission Oecember 31. 1973 .Sources 205(k) All Emission Sources July 1. 1980 *050) *05(1) 20S(n) 20S(n)(1) CJMk) All Emission Sources All Emission Sources All Emission Sources All Emission Sources July 1. 1989 OMD See Rule (m) (4)-|10) Oececbcr 31, 1982i Oecesber 31. 1981 a

Aw i ( ir , :cn - k'v-iicatio:.?

r ASBESTOS & HEALTH MEETING * LIST or ATTENDEES Held In: Date: Framingham, Mass.

ys PLAINTIFFS EXHIBIT JM-1683 Comments of Johns-Manville Corporation with respect to Notice of Proposed Rulemaking Occupational Exposure to Asbestos (Federal Register October 9,1975) Occupational Safety and Health Administration U.S.

SUMMARY Or ASBESTOS INFORMATION ASSOCIATION/NORTH AMERICA ACTIVITIES FROM JUNE 17 to DECEMBER 7, 1972 Juno 22i Spociol nooting of tho Board of Diroctors hold at tho Harvard Club in Now YOrk to review OSKA otandardo and future AXA/NA activities.

-a. a sm 30V..7' iO CONTACT AStr*r*s Tscrte/t*c h F/t* - VM WA F*<L #tC *MOUNT SINAI SCHOOL OF MEDICINE NEW YORK From: Dr.

1021 Shakeouts Foundry Spray coating Tanks, open surface Tumbling mills Hollow trunnion type Tumbling mills, drums, cages, barrels Enclosure Booth--operator in side Booth-operator outside Booth--downdraft (See Table 47-L) 200 fpm through all openings in enclosure, but not less than 200 cfm per sq ft of grate area 100-200 fpm at booth cross sec tion 150-200 fpm at booth cross sec tion 100-200 fpm downdraft Exhaust connection by manufacturer Enclosure Use branch diameter same size as exhaust outlet For round mills branch diam should be V, diam of mill, for square mills branch diam should be 1 in plus /, side dimension of mill 400 fpm through openings but not less than 75 cfm sq ft plan area Welding Local hood with flange Downdraft bench Booth 6 in from arc-150 cfm 6-9 in from arc-275 cfm 8-10 in from arc-425 cfm 10-12 in from arc-600 cfm 150-250 cfm per sq ft gnlle area 100 fpm at booth face Woodworking Miscellaneous Packaging machines, granulators, enclosed dust producing units Packag ing, weighing, container filling, inspection (See Table 47-K) Complete enclosure Booth Downdraft 100-400 fpm indraft through in spection or working openings, but not less than 25 cfm per sq ft of enclosed plan area 50-150 cfm per sq ft of open face area 75-150 cfm per sq ft of dust pro ducing plan area From ASHRAE Guide and Data Book, 1970, Chapter 20 Uted by permission 3,500 1,500-2,000 1500-2,000 1,500-2,000 3,500-5,000 3,500 2,000-4.000 2,000 2,000 3,000 3,000 3,500 Use higher ventilation rate for small booths 4 sq ft or less Where equipment is enclosed and dust tight dunng rotation, enclosure may not be needed if feed and discharge opera tions can be otherwise run

JtL CLKTim.K NHMIU-.R /77741 KETUKN KhCKU-r.KBJUESTKD u:; u.iv.mvi in in i Alum 0(<Ftitnil billy Mid H*aMh AdminiiluIlM rr.

PLAINTIFF'S EXHIBIT FRICTION MATERIALS STANDARDS INSTITUTE, INC., E-210 ROUTE 04, PARAMUS, N.J. 076 MINUTES OF THE MEETING . . r ~ 0f the ` ~ -HEALTH AND' ENVIRONMENTAL 'AFFAIRS' COMIgTTEE '* ` r _.

I' If fXJ.LJ.iUM MA1J1X1AL5 6LAMDAKDi INSTITUTE, INC., -210 ROUTE 4, PARAMUS, N.

m\ |j i nil MaReMONT* CORPORATION TO: X<.

..CLIENT'S No.

AMENDMENT AGREEMENT AMENDMENT AGREEMENT made the day of ,198 C between MAREMONT CORPORATION, a Delaware corporation (hereinafter called "Seller"), and SEARS, ROEBUCK AND CO., a New York corporation (hereinafter called "Sears"): WITNESSETH: WHEREAS, by Agreements dated July 1, 1971, as subsequently amended, Seller agreed to manufacture and sell to Sears, and Sears agreed to purchase from Seller certain of Sears requirements of lined brake shoe sets purchased through Sears Department 628, all as set forth therein, and; WHEREAS, the parties wish to further amend the Agreement in order to change the method by which the "contract price" of product will be computed; NOW, THEREFORE, the parties agree that effective August 1, 1986, Paragraph 2(a) of the aforementioned Agreement is deleted and the following is substituted therefor: "2.

Johns-Manville Internal Correspondence lo: From: Copies: J.