I am interested in knowing what you regard as normal and the values above normal which would indicate that there is an excessive amount of lead in these fluids which we are obtaining in children with clinical and roentgenological evidences of lead poisoning.

Sachs HK, Blanksma LA, Murray EF, et al: Ambulatory treatment of lead poisoning: Report of 1166 cases.

DOT COORDINATOR OR DESIGNATE , . ____:_______ ____________ ______ --^--77 - DUP040005067 Diana Lead Data Entry Coding Form: DecCor.trol#. 272 BatesBegin.j DUP040005067 Doc Type.

Post-mortem x-Tay studies of the bone showed changes con sisten t with lead poisoning.

In this case there was a special point in favor of examination of workmen, in that two cases of alleged lead poisoning had developed out of exposures that had occurred some months previously.

A label, "Poison: Harmful to Eyes or If Swallowed" Is affixed.

Following an initial printing and dis tribution of 25,000 copies of this publication and its companion pam phlet, Lead Poisoning in Children, a publication of the U.S.

Aub of the Harvard Medical College has stated that the absorption of 6 milligrams of lead per day by the human system over a period of time is sufficient to cause lead poisoning.

Towlsr, Director of Health Bad Safety, lead Industries Association, Inc., 29a Madison Avenue, Be* Tort 17, Mv Tort.

Towlsr, Director of Health Bad Safety, lead Industries Association, Inc., 29a Madison Avenue, Be* Tort 17, Mv Tort.

This higher lead content food plus additional ingestion and inhalation could lead to many more cases of lead poisoning.

You will gather from the above that I do not know precisely how to explain many of the facts associated with the problem of lead poisoning.

Secondly, the Colonel's statement, item 2, under Conclusions, is in error in that he states that danger of lead poisoning exists from the absorption of tetraethyl load from gasoline applied to the skin.

The lead concentrations as indicated are above safe limits for prolonged exposure, but it is not to be anticipated that acute tetraethyl lead poisoning would occur promptly as the result of exposures of this order of magnitude.

Furthermore, the word ''poisonous?'