I have seen all of these things (and others) occur, time after time, without any lead intoxication among employees near the threshold of danger. (4) I have never seen lead poisoning, at its onset, in any person,infant or adult, whose blood contained lead in a concentration below 0.80 micrograms +. 10 per cent per 100 grams.

A pound is all poison, whereas a pound of Paste Arsenate of Lead is half water

This request was a direct result of nine cases of lead poisoning reported to the Lorain County Health Department by Dr.

Koerber - (2j - January 13 19^7 exposure has not been very severe, and it is certainly not of such severity as to justify the diagnosis of lead poisoning at this time.

The unreliability of whole-blood-lead estimations them selves is further borne out by Beattie et al.,3 who showed that in their cases of lead-alkyl poisoning the amount of lead in the lipid fraction of the blood showed a closer correlation with symptoms than total-blood-lead levels.

You are aware, no doubt, of our interest in bringing more and more control into the lead trades in this country, many of which are handling their hygienic problems very badly (lead poisoning is still the most frequent form of intoxication that occurs in American industry despite our knowledge of how to prevent it).

-i ' ' X have your letter of February 2nd and have gone over the facta contained In it, and I am quite billing to assist you In every way I can since it la quite apparent from the facts stated in your letter that the claimant did not have any signifleant exposure to lead* and therefore could not have had lead poisoning as a consequence of the exposure which he claims, - I think you will find it difficult to obtain expert opinion on this subject from any in dividuals except myself and my associates.

FILM ON LEAD POISONING The chairman explained that Dr.

FILM ON LEAD POISONING ' The chairman explained that Dr.

Dr, Albert Ryan, Christ Hospital, _for appraisal of work environment of patient' I, under treatment for lead poisoning. 1, Nature of Inspection: The work area in which the ill man had been employed as a grinder of brass castings xms inspected and samples of room air collected for determination of lead content, A sample of dust from a chipping bench was collected for determination of free silica content.

His employer suspects him of malingering and his union suspects that he is suffering from lead poisoning.

Cases of T E L poisoning I.

A. 0.

A. 0.

Urine lead measurements indicate that the more rapid decrease in blood lead concentration in patients treated with both BAL and EDTA is largely due to the higher initial urinary excretion of lead in this group.