Various systematic observations on equipment developed for the use cf leaded gasoline as a fuel, from the standpoint of measurement and control of the lead hazards - (Development work on equipment for Q.M.G.

Foster's English Pure While Lead, "" Flic Refined. ", " J.

., on June 17, was rather coneentrate^^rRnrespect to its lead content, and under the circumstances, I consider it very likely that this sample was contaminated with lead in the process of its collection.

f' Lead Industries Association, Inc.

In accordance with your* request I am forwarding two copies of the report "Occupational Lead Exposure and Lead Poisoning.

Carcinogenicity: Lead Chromate NTP?

conditions for this precipitation, thereby the clear supernatant water might be made substantially lead .

Let me point out to the investigators, however, that the principal unknown in this situation, in view of the evidence now in the literature, relates to the fate of lead (particulate lead) which is inhaled.

Lead - not respirators are a&eoxr.'

Withintwo months the lead excretion came to within normal limits, and jm Feb. 18, 1950 the urinary lead was 0.07 mg. per liter.

D. - (2) - August 29, 1963 of lead.

./ a lead eater.

LI A24661 LEAD INDUSTRIES ASSOCIATION, INC, 2t MADISON AVINUI NCW YORK 17, N.

Raht, to my request for cooperation in a medical study of lead workers.

If anyone doubts it* I can take him to lead plants in which the lead exposure is 30 great that a layman can see it* and in which cases of load poisoning range all the way from the mildest type to fatal encephalopathy.