" O ctob er 21, 1955 M r .

ETHYL CORPORATION 100 PARK AAVVEENN UUEE BBUUIILLDDIINN GG PARK AVEN UE AT 41st STREET X EW YO R K 17, N .

June 5* 1953 5H Dr.

April 13# 1955 Dr Phillip Drinker Harvard School of Public Health 35 van Dyke Street Boston, Mass Dear Doctor Drinkers Thanks for your letter of March 27th* I shall be pleased to have the articles appear as you have in dicated in the September and November Issues of the Journal of Industrial Hygiene, In accordance with your request* I am getting together the material on the method which I should be very glad to present, I* too, felt it was wise to pub lish the method even though it has appeared formerly, and I omitted it only because the length of the papers mad me feel that it would be difficult to have them accepted for publication I shall send you the copy on the method shortly, at which time I will indicate where I would like to h&v it go and will note certain slight alterations in the references which should be mad as a result of its inclusion to any material, I neglected to mention In my letter accompanying the papers, that I hope eventually to get together a monograph In which I shall wish to make use of most, if not all, of the material of these papers# I should Ilk to reserve the right to make us of the material for this purpose, ' I am sending you herewith another article which is properly to be grouped with the four papers which I have sent yon, sine It is the logical sequence in the application of our data to the industrial problems Involved In lead compounds.

A p r il 14, 1956 D r .

Et hyl Gasol ine Corporat ion Ch r y s l e r Be il d in g 405Lexingt on Avenue SAFETY COMMITTEE O.

AZI-LIA EXPANDED RESEARCH PROGRAM Amer ican Zinc Inst it ut e, Inc. ; 3CDHirRecAtoDrEoFf.RReAseDarTcKhE i Lead Indust r ies Associat ion 60 EAST42nd STREET NEWYORK17, N.

t/ July 10, 1958 M r, H en ry D oyle O ccupational H ealth P ro g ram D ivision of Special H ealth S ervices D epartm ent of H ealth, Education and W elfare W ashington 25, D.

\ .' v o,, O ' - Vo/ Nt v^ , o & Y iS OCIATED ETH YL COMPAN Y LIMITED MEDICAL SERVICES E L L E S M E R E P O R T, C H E S H IR E H e a d O f f i c e : 20 BERKELEY SQUARE, LONDON, W.

I 28 27 o oR p N M LK H GF D n r Observations on Arriai KETTERING LABORATORY UNIVERSITY OF CINCINNATI-OHIO Orest Brltains TheVest of Sootland Agricultural College.

Mar ch pO, 1955 Mr .

June 19, 1959 Mr.

A p ril 50# 1955 Dr F r a n c i s D* P a t t e r s o n P. 0 Box ij.0^1 l?

C C : Medical Department-Cineinni St.

What happens t o t e t r ae t h y lle ad (TEL) in th e body ?