FILE NAME: New York State & NY Times (NY) DATE: 1973 Aug 31 DOC#: NY056 DOCUMENT DESCRIPTION: NYT Article - Economics is Key in Pollution Suit New ro/t lanes (1857-CurrertJUe); Aug31, 1973, ProQuest Historical Newspapers The New YorfcTimes (1851 -: PS 23 ECONOMICS IS KEY IN POLLUTION SPIT Mine's Dumpings in Lake Pit Environmentalists : Against Company I By WUXIAM E.

FILE NAME: Eagle-Picher (EP) DATE: 1970 Aug 13 DOC#: EP020 DOCUMENT DESCRIPTION: Letter from EP to Dr.

FILE NAME: Exxon (EXX) DATE: 1972 DOC#: EXX027 DOCUMENT DESCRIPTION: Memos RE Asbestos, Warning Labels & Hazard Control Program CMORANDUM E.

FILE NAME: Hercules Chemical (HERC) DATE: 1978 Aug 29 DOC#: HERC021 DOCUMENT DESCRIPTION: Memo RE Plant Tour by Hercules Safety Dept Noting that an OSHA Inspector Would Have Shut down Operations, Imposed Large Fines & that the Co.

FILE NAME: Union Carbide (UC) DATE: 1973 May 22 DOC#: UC246 DOCUMENT DESCRIPTION: Union Carbide Internal Letter from Medical Dept to Legal Dept RE Calidria Asbestos Study - Contesting Company Interpretations iB S ii iS CARBIDE internal correspondence UNION CARBIDE CORPORATION To (Name) Ojvision vocation opy to M r.

FILE NAME: Union Carbide (UC) DATE: 1975 Sept 29 DOC#: UC233 DOCUMENT DESCRIPTION: Memo RE Visit to the 18th International Congress on Occupational Health - Brighton, England, Sept 14-19, 1975 memorandum Union Carbide Corporation Metals Division Niagara F alls, New York September 29, 1975 To: From: Copies: R.

FILE NAME: WR Grace (WRG) DATE: August 11, 1970 DOC#: WRG227 DOCUMENT DESCRIPTION: 1970 Memo to JN Beveridge from TF Ega regarding City of San Francisco special meeting on asbestos \ COffSTRUCTIOiiPROBCTSDIVISION H.

FILE NAME: WR Grace (WRG) DATE: March 24, 1970 DOC#: WRG087 DOCUMENT DESCRIPTION: 1970 Newspaper article regarding injunction to halt asbestos spraying.

FILE NAME: WR Grace (WRG) DATE: 1970 DOC#: WRG079 DOCUMENT DESCRIPTION: 1970 Architectural Catalog File on Mono-Kote fireproofing.

FILE NAME: Abex (ABX) DATE: 1972 July 28 DOC#: ABX192 DOCUMENT DESCRIPTION: Letter to Brakeblok RE Lead and Asbestos Study by Ontario Dept of Heath ccb t y y t> I PLAINTIFF'S | EXHIBIT I AB-47 July 23# 1972 A x. ?.

FILE NAME: AMMCO (AMC) DATE: 1978 Jan 19 DOC#: AMC005 DOCUMENT DESCRIPTION: Internal Industrial Hygiene Study with Cover Letter NATLSCO National Loss Control Service Corporation TWLoXng9G1r0oIv6e5,11-1365071049 312 1540-2400 a subsidiary of CORPORaTIDn January 19, 1978 R.

FILE NAME: ALCOA (ALC) DATE: 1979 Apr 19 DOC#: ALC016 DOCUMENT DESCRIPTION: Unpublished Company Report - Industrial Hygiene Audit * * FROM KENNETH P.

FILE NAME Newspaper & Magazine Articles NMA DATE 1971 Dec 3 DOC NMA058 DOCUMENT DESCRIPTION NYT - Study Finds Risk in Asbestos Level NePwB.37 YorkTimes Curre filenDet c3 1971 ProQuest Historical Newspapers the New York Times 1851 - 2002 STUDY FINDS RISK IN ASBESTOS LEVEL Hazard Noted in Breathing Formerly Safe Amounta . safe team byfinding The reported yester- the New Jour- should be lowered and that there is now a clear need for more decisive action on contral measures The study involved 195 workers in a private New England New Standard Asked Several researchers and the American Federation of Labor and Congress of Industrial Or ganizations have recently asked the United States of Labor to set a new emer- gency standard of two fibers per milliliter on grounds the fiber level represents a serious danger to the health of asbestos asbestos .

FILE NAME Newspaper & Magazine Articles NMA DATE 1972 June 7 DOC NMA063 DOCUMENT DESCRIPTION NYT - Asbestos Code Kept Despite a Warning ASBESTOS CODE KEPT DESPITE A WARNING to The New York Times New York Times Current Jun 7 1972 ProQuest Historical Newspapers New York Times 1851-2002 1851-2002 1851-2002 file The Pg 91 ASBESTOS CODE KEPT DESPITE A WARNING Special to The New York Times WASHINGTON June The Occupational Safety and Health Administration ordered today a continuation of asbestos dust exposure limits for four more years despite the recommendations by a scientific panel that they be cut by more than half On the basis of mounting medical evidence of asbestoscaused cancer in the vicinity of plants using the material Secretary of Labor James D.

FILE NAME Talc TALC DATE 1970 DOC TALC409 DOCUMENT DESCRIPTION Unpublished Internal Report - Talc Fibrous - Tremolite ge TALO FIBROUS - TREMOLITE 5 fibers ml > 5 min length variety The fibrous of talc as well as that of its associated amphiboles tremolite and anthophyllite anthophyllite contain fibers which are classi- fied as asbestos Fibrous cale has been shown tobe of greater physio- | logical significance than the non fibrous variety in a number of environ- related and clinical studies to workers exposed totalc dusts A mental mineral differentiation proper evaluation of the dust hazard requires a values in the threshold limit for the fibrous and fibrous forms 1 Porro ' Patton and Hobbs on the basis of 15 cases with 5 post- _ mortemexaminations reported that asbeosftottiaclcboosdiisesanadrenoatlemdosatdeignrveareiaobfly present in the fibrotic areas in cases " similarity between asbestosis and pneumoconiosis due to talc Siegal and associates 2 found an advanced fibrosis incidence rate of 14.5 14.5 per cent | Inastudy covering 221 tremolite talc miners and millers The dust to which these workers were exposed was largelyfibrous andthis physical characteristic was considered tobe responsible for thepathology of the lung lesion particularly because ofits resemblance tto oasbestosia Findings by McLaughlin and coworkers 3 indicated that tale pneumoconiosis , could he caused only by the fibrous varieties of talc Asbestos was con- sidered , be more actively fibrogenic possibly due to the higher propor- tionof fibers in asbestos In postmortem examinations on 8 talo industry workers Schepers and Durkan 4 found histological featureswhich suggested a 000109 ee TALO 2. cromolite characteristic that a was the main pathogenic agent i provoking the There teaction talc lung lesion might cause a animal degree talc dust on was reason to suspect that the fibrous of the asbestotic type In studying the tissue -the same authors 5 found that the , amphiboles of effects to rather which the fibrosis supervenes depends on the length of the fibers than on their chemical composition Kleinfeld et al 6 reported postmortem 2 findings on 6 talc industry workers in which thebodies found in respiratory when 2 bronchioles or imbedded in fibroustissue were indistinguishable from asbestos Engine when when bodies as seen in asbestosis Engine Because of the striking similarity in the fibrotic reaction produced = by talc and asbestos fibers the suggested thresholdlimit of 5 fibers exceeding 5 microns in length per milliliter of air. 18 recomma ended for | talc References Roentgenol Greenburg 1.