Document 82xMxZDw6xDMa5xZkLw18rXpZ

DEPARTMENT OF NATIONAL HEALTH AND WELFARE ministEre DE LA SANTt NATIONALE ET DU bien-Etre sociaaug i ' M7 FOOD AND DRUG DIRECTORATE DIRECTION DES ALIMENTS ET DROGUES Mr. E.P. Wheeler, Manager, Environmental Health, Monsanto Company, 000 N. Lindbergh Boulevard, St. Louis, Missouri 63166. U.S.A. OUR PILE NO. H* DC DOMl9A 60-M23-6-5 Food Advisory Bureau, Carlingvood Plaza, Carling Avenue, Ottawa, Ontario. August 6, 1970. Dear Mr. Wheeler; I wish to acknowledge your letter of July 23, 1970, relative to the polychlorinated biphenyls. The information provided, in view of the continuing controversy over the presence of PCB's in the environment is indeed very welcome and will certainly be of assistance to us. Once again may I express, on behalf of Mr. Clegg, Dr. McCully and myself, our appreciation for your many courtesies. Please also convey our regards to Dr. Kelly. Yours sincerely, LJL A.B. Swackhamer, Chief, Division of Pesticides, Packaging & Incidental Additives. MONS 088206