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CO)iPY INDUSTRIAL HYGIENE FOUNDATION OF AMERICA. INC MELLON INSTITUTE. 4400 FIFTH AVENUE Pittsburgh *t Pa. Mr* W. K, Soutar* Secretary Quebec Asbeeto* Mining Association c/o Canadian Johns-Manville Corp., utC. Asbestos, P*u. Canada Dear Mi* i^ouian As you know* representative* of lb* Quebec Asbestos Mining Association recently Inquired of Industrial iiygisn* Foundation regardlag tii# possibility of investigating tb lung cancer problem among asbestos workers by epidemiological and statistical methods* We under stand that the uv\MA ha# given serious consideration to such a study ovr a number of years and that the question was whether each a study might answer* one way or the other* inferences drawn in various publications* The Foundation hesitated to state definitely whether such a study wae feasible until it could be determined by a preliminary eurvey what information might bo available nd th accessibility of such Inform ation. Wring the week of February 40, the writer* with very great assistance from Ur* Kenneth W, Smith and Mr* Ivan Sabourtn, made such a eurvey. Upon review of tho information collected with the staff ol the Foundation, it is our conclusion that a survey would be feasible and pro ductive* A memorandum is enclosed outlining the eeeentiai features of a proposed study for your consideration. Sincerely yours, Daniel C. Braun* M.D. Medical Director DCBsds cc; Dr. K- W. Smith Mr* Wan babourin j-/v f-s-e* 6,,s 0436