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ENDORSEMENT NO. 6 This endorsement,effective 12:0L A M.

ersity of Cincinnati edical Center Institute of Environmental Health Kettering Laboratory 3223 Eden Avenue Cincinnati, Ohio 45267 Phone 513 872-5700 September 16, 1986 Ms.

June 8, 1987 Professor EnricoC.

Lead Industries Association, Inc. 292 Madison Avenue .

International Lead Zinc Research Organization, Inc.

8rrlooB of track In transporting 6 bblo. at whlto load from this plant to Sinclair & Yalontlna, 618 Wont 130th St.. iron York City, on Doc. 15, 1981.

r 1 THE DOE RUN COMPANY Smelting Division TO; John Fitzsimmons September 7, 1988 FROM: Dan Vornberg SUBJECT: AMC Smelter RCRA Decision Meeting Ken Buckley and I attended an AMC meeting in Washington today, to better understand the impact of the court decision relisting six smelter wastes under the hazardous waste rules, and also to develop a strategy to allow more time, or to defeat the previous court ruling.

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BROOKES 5t ARTIN CHARTERED PATENT AGENTS TRADE MARK AGENTS EUROPEAN PATENT ATTORNEY'S ERICK R.

<LAO- Cbj L'A.Z. / UNITED STATES ENVIRONMENTAL PROTECTION AGENCY Environmental Criteria and Assessment Office (MD-52) Research Triangle Park, North Carolina 27711 October 7, 1985 Dr.

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