This has been heightened to some extent by the decision of the industries concerned to increase the- concentration of tetraethyl lead in certain 2 gasolines in the United States and Canada by a small increment, and by the consideration of the matter on the part of the United States Public Health service, when consulted by the manufacturers and distributors of antilcnock additives in this country, and by the issuance of a formal report thereon, by the Public Health Service< 2 ^ further stimulus to some reexamination of the o_ entire problem relative to the use of lead-containing antiknock preparations^/ has arisen out of technologic considerations that have prompted and initiated V the use of tetramethyl lead as a supplement, or perhaps as a substitute in whole or in part, for tetraethyl lead.

Actually, the.number one study under Occupa tional Group Studies on Lead parallels quite closely the epidemiology lead studies number one project. :; * 1.

TETRAETHYL LEAD - THE DISPOSITION OF AN INTERNATIONAL CHEMICAL HAZARD. by Robert A. ileh oe, a.D.

-favors , lead-poisoning as that, and.

AND SAFETY BULLET'lN No. 37 CONFIDENTIAL NOT FOR PUBLICATION OCCUPATIONAL LEAD POISONING BY . . ' Wm.

M oreover, as I have indicated, it is n ev er seen in te tra eth y l lead poisoning, and so your statem en t of its "constancy" is not c o rre c t.

I have n ev er seen a ease o f b lin d n e ss b ro u g h t about by th e use o f le a d -c o n ta in ing p a in ts in an a d u lt, and in fa c t, th e incidence o f lead poisoning of any kind from p a in t in t h i s c o u n try , i s becom ing m ore and m ore o f a r a r i t y .

Respondent was also in formed that Petitioner does not disseminate blood lead data. 6.

Lead Industries Association, ItQ Lcoiington Avenue, ?

Thcgr ere to be coent-nded for their offorta and thanked for the little lead that is still being used* The question must be asked, *Wtgr has this occurredT* Probably there *r* three reasons s.tty,'- It me e feet that' load poisoning woa an Industry haterd and for that reaeon the alloinstion of load was logical.

Denno who is th e General Medical Director of the Standard Oil Company and who as such i s ' e sp o islb le for the medical dir ection of the a ffa ir s of West In dia Oil Company* Dr* Denno in quired about t h is sit u at io n in as much aa the report sad to him merely in dicated th at two of t h e ir workmen bad been found showing sign s of lead poison in g* Dr* Denno assumed th at th ese two men were engaged in handling concentrated Flu id and asked i f I had received any r epor t s concerning them.

Thcgr ere to be coent-nded for their offorta and thanked for the little lead that is still being used* The question must be asked, *Wtgr has this occurredT* Probably there *r* three reasons s.tty,'- It me e feet that' load poisoning woa an Industry haterd and for that reaeon the alloinstion of load was logical.

"Lead Poisoning in the North East of Scotland" by Davidson, Fullerton, Rae and Henderson.

I refer specifically to tha econoalc poison lsws and chose covering danger froa explosion or fire.

The lead pi counta, bottle cep*. leadoovered oable^and lead orea being Involved In the Irltltii treaty, a brief wee propered and flla with tho Comlttee for Eeclprocity Information In opposition to a reduction In the rate* on commoditise In which we were Interested.