May 21, 1953 LEAD HYGIENE and SAFETY BULLETIN' No.

Hutchinson: I am sending jou he r e w ith the.results of the analyses m a d e on the blood and urine ofT As you will note, the lead concentration in both blood and urine are at elevated levels that demonstrate that this man*s occupational lead exposure was hazardous.

Roland said "the regulation. ..does nothing to address the real, identified problem of lead poisoning present now in major metropolitan areas."

July 7* 19ft LEAD WTUTttt iM 6Anr.'

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

LEAD INDUSTRIES ASSOCIATION, INC. 292 MADISON AVENUE NEW YORK, N.

If we look very hard at our cases of lead poisoning that are clinically serious, they have had big doses of lead and/or long exposures.

April 12, im uKwtmin DrrWliite Lead (Bade Carbone*^) __ _ "H.

The lead compounds as a result of combustion, oxides and lead sulphate, offer a serious cleaning problem after a period of operation.

Evans Lead Co.

> >0 Y_/ LEAD INDUSTRIES ASSOCIATION, INC. 1*1 MADIION AVINUI Hrf TO** IT, H.

Sublet ti All Xaebere of Che Lead Industries Association - Jikm F.

Our previous ex perience leads me to believe that small amounts of lead may be found deposited in the scale on the inside of the tank car, even after the most satisfactory cleaning* If this Is the case* the us of a torch on such a surface will produce volatile lead compounds which will be similar to those produced by cutting up metal plates which have painted surfaces* It Is true that the amount of lead should not be and probably will not be great* Neverthe less I should conceive of it as desirable to wear an air mask during such a welding operation in order to avoid the inhalation of lead vapors.

Lead Industries Association,"Trio 292 Madison Avenue New York, N.

Roosevelt asked me to write him a letter calling attention to the fact that the lead industries view with apprehension any shipment of lead pigments in. paper bags so that the., could show this letter to any interested party if further pressure should be put on them to make shipments in paper containers.