IN T E R -O F F IC E CORRESPONDENCE Et h y l Ga s o l i n e Co r po r a t i o n Pf ,,J''--- ..

560 Dewalt Drive Pittsburgh. 3k, Pa Hay 6th, 1953 Dr.

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/CD{-* August. 20/ 1953 Messrs, Frank Austin and Donald Ostrow 8l7 Delaware Avenue Akron 3> Ohio Sentlemen: Your letter of August 18, 195>3# addressed to Dr.

'.arch 27, 1950 "r.

August 7 1957 Dr# 0 lU Weaver Duval County Hospital Jacksonville Florida Dear Doctor Weavers have just heard by a somewhat eiroultous route that you have seen a case \ihIch you believe to be lead poisoning In a man oho is said to have washed a truck (presumably with leaded gasoline)* 'he patlentfs nano was Over a period of some years* my associates and 1 have been studying the problem of load absorption in relation to leaded gasoline* and we have investigated directly or indirectly all cases of alleged lead poisoning that have been reported to us through various channels* I might say* parenthetically* that we have been unable to find any oases of poisoning or any etldeaee which would lead us to believe that load poisoning is possible as a consequence of contact* even over long periods of time* with gasoline containing tetraethyl lead* However wo are still on the lookout for such oases* and 1 should appreciate It very deeply* therefore* if you would report to me In the self-addressed stamped envelops* your findings in this case* together with all of the pertinent facts as to exposure and the patient's occupation* Moreover* if there is anything which we can do by way of investigation or laboratory determinations which would tend to substantiate or clarify the diagnosis in tills case* 1 should be pleased to do so.

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October 26, 1959 Because of the recent increased interest in the amount of lead in tobacco smoke some background Information concerning this subject might be helpful.

March 22, 1955 CONFIDENTIAL AIR MAIL Mr.

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ETHYL CORPORATION RESEARCH AND ENGINEERING DEPARTMENT RESEARCH LABORATORIES 1600 WEST EIGHT MILE ROAD PERNDALE 20, DETROIT, MICHIGAN April 2h, 1956 Dr.

V . , ILeaid !

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