The ACGIH in 1946 they for many, many 12 years published a whole list of substances that 13 workers would encounter in the workplace as to a safe 14 level of exposure, and these included toxic things 15 like arsenic, lead, as well as mineral dust, which 16 silica was the major. 17 In 1946 they added asbestos to the category 18 of mineral dust, and established a level of five 19 million particles per cubic foot as the level to which 20 dust control measures should be aimed in order to 21 prevent disease.

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,\y ' i * '1 2&&6 U A2Ifc75 LEAD INDUSTRIES ASSOCIATION Graybar Svlldlng, 420 laxlngton Av*nv* S*w York, K Y.

It appears that the Commissioner of Motor Vehicles in the state of Connecticut has been a little misinformed as to the number of cases of lead poisoning and it might be well to have one of your doctors drop in and see him sometime when in this vicinity.

Dear Doctor Kehoe: I am in receipt of your letter of February 23d advising me as to your work and studies in the matter of lead poisoning, and further as to the Journals in which your articles may be found.

Their opportunities for judging were better than mine, and consequently I was guided by them. '' However, there is one point at which I might set your mind at rest aside from the scientific consideration of the matter, and that is that if the exhaust pip is so arranged that the danger from carbon monoxide is obviated, there is no possibility for the development of any appreciable danger in relation to lead.

I have your letter relative to your recent inspection of the lead plants.

have expressed the opinion that the latter's condition is due to lead poisoning, and accordingly the claim is now in the hands of an attorney who is demanding $15,000 in settlement.

INTERNATIONAL SMELTING AND REFINING COMPACT MEMORANDUM FOR DIRECTORS * MEETING - JANUARY 26TH 1937 NET INCCMg - SMELTING DEPARTMENT GROSS OPERATING PROFIT: Toco la Lead Plant Tooele Copper Plant Tooele Sulphide Concentrator Oxide Concentrator Mini Plant Total Add - Mlsoellaneoua Incan# Deduct: Reeerre for Bad Debt# Expen### - Operating Treeway Shut Down Expeneee Outelde Exploration General &pen#ee Slllag Camlitlan Total INCOME BEFORE DEPRECIATION Depreciation NET 1*00*1 Month of Month of December NoTemher 1936 1936 Twelve Month# Twelve Month# ended Deoember ended December 30th 1936 31et 1.935 *16.578 *.738 2,622 * 313 2,973 - 3.500 * 5.718 318 * 2,312 *5?.

Farm Supply of Ithaca, New York, stating that one of their men had developed some stomach trouble which they believed was caused by working around leaded gasoline.

TC3ea as a result of lead poisoning contracted about four years ago while he was employed as a printer for the Review Publishing Company, Dockland.

V/arren: Thanks for your letter of April 29 enclos ing information concerning a reputed case of lead poi soning at Daytona.

I believe that lead mix N0.IT-50I would provide us with a satisfactory material.

Interrogatory No. 56 is objected to on the 7 grounds that it is overly broad, vague, ambiguous, burdensome and 8 seeks information not reasonably calculated to lead to the dis 9 covery of admissible evidence.

Because these personnel dealt with the working conditions of Abex employees, further information concerning them is not relevant to this case and is not reasonably calculated to lead to the discovery of admissible evidence. 33.