Kehoe: It has been recommended to me that I write you for definitive information regarding toxic levels of lead in blood and urine.

t LEAD INDUSTRIES ASSOCIATION, INC ** HADIION AVINUI !

I then calculated the actual quantities of lead absorbed per day in accordance with the postulations in the table attached to my statement, and came out with the figure of 2.14 micrograms when the calculation was based upon the lead retained in the respiratory tract during ' respiration, and as 3.09 micrograms when calculated on the basis of that inhaled {rather than that retained).

Joseph Lead Ccagnay Ansrlcsn feslting and RZflnlng Oo.

The results of this me thod are given in mierograms of Lead per 100 milliliter of blood, but the values for normal and abnormal absorption are given in micrograms of Lead per 100 grams of blood.

Scarbrough joined National Lead in 1948 as a chemist in the organic department at Brooklyn Research Laboratories.

Kehoe: At the Lead Symposium apparently Dr.

March IS, 1966 gggg tt* To Meatera o>f the Lead Industries tnocliUca. lac. i Attached la the first of a acrlaa of promotion plaeaa per taining to the Lead Matrix ihich arc belr* aallad tqr our fila distributer, Sterling Mortea, Zoo.

Kehoe: We have had an inquiry from our Texas affiliate about the sensitivity of cattle to lead and other heavy metals that might be used as pigments in paint.

NOTICE OF MEETING and AGENDA To the Board of Directors of the Lead Industries Association, Inc.

Kehoe: It has been recommended to me that I write you for definitive information regarding toxic levels of lead in blood and urine.

Bureau of Mine's revived interest in LIA's film "The Lead Matrix" (f) Appointment to fill vacancy on Executive Committee.

I have enclosed for your review copies of this man's urinary lead excretion levels, copies of our treatment records when we employed both I.V. and later pral Versenate, the sequential treatment records, copies of comments made by myself which I did not incorporate into the records, and copies of reports from the medical consultants who believe this man's symptomatology is due to lead intoxication If after reviewing this material: you feel you have adequate information to give an opinion, fine!

(See Over for Distribution) FOR IMMEDIATE RELEASE NEW YORK, JULY 12, 1962 - National Lead Company has announced the appointment of Dr.

Lead at Perth Amboy in 1953 as a chemist in the paint development laboratory.