The point that would be hardest to deal with, in evidence of the incorrectness of the diagnosis of lead poisoning, is the finding of 0.079 mg. of lead per 100 grams of blood (or as itsis expressed in the record, .079 mg.%).

Canada, ita sole salaa agent for baalc ailicata white lead, a^nufacturad by Cartar, with tha right to sell tha asaw undar tha trademark 45X: 1.

The respirable lead in the atmosphere ranged from twice to several times the tolerable concentration for men who are employed in contaminated areas for approximately 40 hours per week.

National Lead Co.

Jensen consider the toxicology of lead froim different vantage points.

Rational Lead Company has been a pioneer in industrial research.

Some of our people feel this is a confusing state ment: "The rate of absorption of tetramethyl lead can not be esti mated by determinations of lead in the blood (true) but rather is best revealed by the measurement of the lead in the urine."

Fowler of the Lead Research Association.

L Lead Industries Association, Inc.

Treatment of tight lead paint on certain other surfaces.

Further it has been in my mind for a long time to put together two monographs, one on the many ramifications of the tetraethyl lead industry, and another on the more general problem of lead in nature, in industry and in the community.

There is no value in the blood (or urine tissues) that is indicative of lead intoxication, but only of the danger of intoxication.

Certainly this has no relevant exposure to lead.

I am especially concerned about a sentence which says: "Lead pollution is constantly spewed out by car exhausts to the point, in fact, where the lead content of air *has just about reached saturation,' Dr.

Lead Industries Association, Inc. 292 Madison Avenue New York, N.