Document RJgdjQB0MONqKRpO0jOVwapx7

E. I. DU Po n t d e Ne mo u r s 51 Co mp a n y Pe t r o l e u m La b o r a t o r y WILMINGTON, DELAWARE 198S0 TELEPHONE Amc a Co o e 609-299-5000 (Ext. 2702) February 21, 1977 Dr, Irwin H. Blllick, Program Manager Lead-Based Paint Poisoning prevention Research Program Division of Housing Research Department of Housing and Urban Development Washington, D. C. 20410 \ bees D, R. Diggs A. J. Pahnke , R. D. Snee Dear Dr. Billieki I am very happy to comply with your request for copies of the Du Pont reports which we prepared in review of the EPA draft document, 'Air Quality Criteria for Atmospheric Lead." I have enclosed one each of the following reports for your use -- PLMR-3-77 - 'Development of An Air Qualify Value for Lead from Community Studies" PLMR-1-77 - "Critique of the Analytical Methods Section of EPA External Draft of 'Air Quality Criteria for Atmospheric Lead'" PLMR-3-76 - "Trends in Air Lead Concentration" PLMR-2-77 - "Comments on EPA External Draft of Air Qualify Criteria for Atmospheric Lead" I trust you wi'' find this information useful in your work* If there are any questions or farther information which you require in regards to this subject, please feel free to contact me. at the above address. -Sincerely, / Emmett S. Jacobs, Head Petroleum Additives Division ESJ/eaa -Enesr Oil information, based upon our lestingand csperienc*. is offered without charge as part of our service to customers. It U intended for use by person* heviag technical skill, at their own dispietien'end risk. We do not guarantee favorable results, end wo assume no liability in connection with its use. This iefofmation is not intended as a license to operate under, or a recommendation to mlrinje, any patcnt.ot Qu Pont or others covering any materiel or use.