TABLE 1: Summary of Industrial Incidents Resulting in Possible Exposure to 2,3,7,8-TCDD Date of Incident Manufacturer 1936 1937 Lumber Company (user, not a manu- facturer) Dow Chemical Co. 1949 Monsanto Company 1949 N.A. 1952 N.A. 1952-53 Boehringer Plant Locations Product Process Used3 Mississippi/ United States Use of Dowicide H Treating lumber Midland, Michigan/ United States 2-(2-chlorophenyl) phenol; tetrachlorophenol Nitro, West Virginia/ United States TCP; 2,4,5-T Nordrhein, Westfallen/ West Germany PCP; TCP Nordrhein, Westfallen/ West Germany TCP N.A.C A N.A.

M_P{ e- 's't px 2/fV J : 698 TOWNSEND IT Al* Ta ils 1 rophenol or pentachlorophenol processes.

Barry Commoner A Tragedy of Errors Compounded The case history is a prime means of communication among the professions.

COMMONWEALTH OP PENNSYLVANIA Department op Lador and Industry RALPH M.

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i 8#pteaber 8, 2941 PLAINTIFFS EXHIBIT oom.oo j United 8tates Corernnent Printing Off!

AS 07 DECEMBER 31, 1938 PNYC00007C06 N11199 oraauncBAL agings md atraxgo ootPAirr conorata Mroa - International Saaltlag and 3afining Conpeny (Ciartar liauad la nmm of latonatlmal Snaltlnc Company, Utla ohaagsd aa of Daoawbar 31, 1354.)

rssDBRICK ZAIST, being first duly sworn on depose* and say* that ho Is the Tice President of the International Smelting and Refining Company, a Montana corporation, with offloss at 25 Broadway, Rev fork, Row York, that on December 31, 1934 he was Tice President of the International lead Refining Company, an Indiana corporation, and that he knows pf his own know ledge that the following Is a true and correct excerpt from the minates of the meeting of the hoard of Directors of the International Lead Refining Company held on Deoeaher 31, 1934* "The Chairman stated that the stockholders at a Special Meeting held on December 28, 1934, had authorised the dissolution of the corporation and the liquidation of its affairs. > Re also stated that all the shares of stock of the cor poration were owned by International Smelting and Refining Company.

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MECHANICAL ENGINEERING Published by The American Society of Mechanical Engineers Volume 55 Numher 2.

MECHANICAL ENGINEERING Published by The American Society of Mechanical Engineers VOLUMB 57 Number i Contents for February, 1935 LABOR-MANAGEMENT COOPERATION IN METHODS DEVELOPMENT . .........................................................................................

independent contractor for you, or under your direction or to any persons in "contract units" operated by you or your subsidiaries or divisions or to any persons hired on an occasional basis by your agents, employees or directors, in the course of work activity performed by the aforementioned "contract unit" for the following diseases: asbestosis, emphysema, chronic bronchitis, pulmonary fibrosis dyspnea, carcinoma of the lungs, or mesothelioma.

txrccrxv* OfTTcra c PLAINTIFF'S EXHIBIT Johns -Maxville Cokporatiox TVXXTY-TVO EAST FORTIETH STHEET XFW YORK.

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