If data were now available on body lead KE 0009346 -3- burdena, with 1926 e.a a baseline, a more objective decision would have been possible.

If data were now va.ilbio on body lead K 000S346 -3- burdena, with 1926 e.a a baseline, a more objective decision would have been possible.

No data have been published on the nature of exhausted lead compounds since the 1926-1930 reports of the U.S.

Kehoe 1926.

Fourth, several thousand persons have been engaged in.the manufacture of tetraethyl lead since 1923, the numbers having grown more or less steadily 3ince 1926.

adopted by the TEL industry in 1926 for economic rather than public health reasons.

Speaking broadly, we in the United States have come a long way since 1926, and lest you should persist in your belief that "it seems unlikely that the proper studies" will now be carried out, let me sy that experimental work for the purpose of determining the hazard or safety of the situation with reference to lead in air, and also of the proposed increase in the maximum concentration of tetraethyl lead in gasoline has been under way since 1947.

D. 0008421 ' Studies on the Absorption of Lead from Ethyl Gasoline - Kehoe, Thamann and Sanders Addendum to Report Dated Nov. 18, 1926, Studies on the Absorption of Lead From Ethyl Gasoline - Kehoe, Thamann and Sanders A Study of the Health Hazards associated wi

\rery truly yours, JS'iEAS (Signed) Josiah Stryker Mr. b. .7 Met)o, "thyI Gasoline Corp, 25 Broad-say,, Hew York City.

(Signed) Josiah Stryker JS; K 0017452 N21064.01 February 12 1930 Mr* .7* Webb, Hfchyl Gasoline Corn*, 35 Broadway,, 'lew York City.

{It began experimen tally in 1923, and expanded progressively into increasingly wider usage from 1926 on to the present, when almost all of the gasoline in the U.

No data have been published on the nature of exhausted lead compounds since the 1926-1930 reports of the U.S.- Bureau of Mines, Public Health Service, and British Ministry of Health, This paper is the first work in which the amounts, particle sizes and composition of exhausted lead have been determined.

No data have been published on the nature of exhausted lead compounds since the 1926-1930 reports of the U.S.- Bureau of Mines, Public Health Service, and British Ministry of Health, This paper is the first work in which the amounts, particle sizes and composition of exhausted lead have been determined.

Graham Edga'i "1926-50 E.Y/.Webb 1926-51'v A.

Kehoe has no records of tetra-ethyl-lead poisonings at the small plant of American Hesearch Laboratories, In., In or near Denver, in 1926.