I have sent data I hope will lead to substitution of Santiclzer 166, Aroclor 1254, or Santiclzer l60/Aroclor blends.

Experts from Industry, Labor, Government and Academic Insti tutions will participate; Industry representatives will in clude leading executives of the Johns-Manville Corporation, the Owens-Coming Fiberglas Corporation, the Certain-teed Products Corporation and others as well as representatives of tho Quebec Mine Producers Association and the Insulation Distributor Contractors National Association; Labor repre sentatives will include the President and appropriate staff members of the International Association of Eeat and Frost Insulators and Asbestos Workers, while interested govern ment.: agencies will include the United States Public Health Service and the United States Bureau of Mines.

Dust concentration continues* be above reconuoadedlevel and positive action is recow6Bded , Attention is particularly directed at this sit%leading dock* where hij* - ' bo collected through ventilation controll controls -i^^rrenting crosscurrent* as dustfniay iie|i|tivo ifith control of fan velocity* A____ thC'ipweV^iii^^NijVr ^'-'py^len, is :,thore^oro::ess^%f|ii|iig6| .

Cbolak handed me your letter of January 30th concerning a program for the detection of the occurrence of lead poisoning among your Company'8 employees - or rather 1 should suspect, for reasons which I shall indicate later, for the detection of the existence of an hazard, since this is a medical problem in which the analytical work, although the most skillful part of it is still only the hand-maiden, so to speak.

irrelevant, and therefore not reasonably calculated to lead to the discovery of admissible evidence, in that any exposure under such conditions would differ in quality, type, duration, and degree from any exposure at issue in this action.

Further objecting, the information sought is neither relevant to the subject matter of the pending action nor reasonably calculated to lead to the discovery of admissible evidence as it relates to Dana.

Since your review article on lead in the common human environment is going to be published by the official journal of the Air Pollution Control Association, we would be happy to receive an abstract after it appears in the Air Pollution journal, as per your original suggestion in your letter of March 31.

After that I hope to return, on some part-time basis, to the Laboratory, and to have a quiet corner, with freedom from other responsibilities, where I can gather together the Material on lead, which we have been collecting for many years, for publication as a monograph.

I RESPECTFULLY REQUEST THAT ALL LEAD SCHEDULERS KEEP ME CLOSELY APPRAISED OF ALL OPERATIONS UNDER THEIR SUPERVISION, SO WE MAY KEEP HAGERSTOWN FULLY INFORMED OF OUR PROGRESS.

., Allied Chemical Corporation National Lead company olin Mathieson Chemical Corporation The Dow Chemical Company E.

This is a situation in which the union le well Informed and la playing a leading role in gathering health information on its members.

Cholak handed me your letter of January 30th concerning a program for the detection of the occurrence of lead poisoning among your Company's employees - or rather 1 should suspect, for reasons which I shall indicate later, for the detection of the existence of an hazard, since this is a medical problem in which the analytical work, although the most skillful part of it is still only the hand-maiden, so to speak.

She to Salih & liadtations, a lead* UKte4alieetiil33.be Hitt M*m Boot recattt Mm Of EdUboard Sttttb A Kessler.

September 3, 1964 Professor Sir Alan Moncrleff Institute of Child Health The Hospital for Sick Children Great Ormond Street London, W.C. 1, England Dear Sir Alan: Please accept my thanks for your reply to my letter of some weeks ago, concerning lead poisoning.

We are a long v;ay from results which might lead to comprehensive environmental studies and v.'