The absorption o f lead so lu tio n s through the sh in , even of th e feet* which is a favorable site* would not be a m atter o f g re a t consequence.

These bulletins cover the four major hazards on the railroads, namely, Silicosis, Asbestosis, Lead Poisoning and Anthraco-Silicosis, and will be all that will be Issued for the present.

I sent out letters to a number of the larger refineries asking for this information vixt.h the idea that I would incorporate in tho rules and regulations certain suggestions for co 1batlng any lead hazard which might be present, I ld not want to issue a rule which would interfere in any way with satisfactory practices in the various refineries, and it seemed advisable, therefore, to know what was being done before my getting my foot in it by suggesting changes.

Some of; the nation's leading experts in as-5 bestosis and other enivornmentally; induced sicknesses have estimated.^ VPD-189-0000769

. * 111. wu* Veit* Vincennes,, Inti* ; rraul iamswort;;, Victorville* Dixie 'I,,,'h Talbert* Columbia* Ho* | hr* John uoairleyy Colunbus# Ohio : 12:50 Lane;": - i xurlaneiital Cyoynrch on Lead La human .Lhrhhr.. an., : hr. hobort hdhea .mCtort.ny Inst: tiro*.. * tnlvcor.. ..

Strangely enough* Flinn had so little confidence in his own results that he has never taken the position that the use of leaded gasoline was dangerous either to the public or to the handlers of gasoline.

Li I T if Kehoe: IsYlould be delighted to know how in the world you he~rd anything about my knowledge of the cases of lead poisoning.

Tie realise fully that your rigid instructions regarding the careful handling of the concentrated tetraethyl lead are to be carried out to the letter, but in the preparation ox material for testing and in the actual testing operation our operator claims that he. cannot avoid inhaling to some degree the fumes from the fluid.

--As Ki, Kt, Ki all carry 8000 sq.ft and arc 6 in. pipe, the whole runout including Ji, /land J, and Hi, Hi and Hi and the leads from the boiler headers to the main steam header.would also be, made 6 in. pipe. 319

Handl Ing of wool, hair, brlstlos, hides or skins. (2) Lead poisoning or Its sequelae.

. :3,4764A j White lead T.T. ar,9?

Ohio 44313 The AIHA is a professional associabon composed of industnal hygiene personnel Established m 1939 by leading industnal hygienists as a result of a need for an associa tion devoted exclusively to industrial hygiene, its purpose is to disseminate knowledge of the field and to promote the study and control of environmental factors effecting the health of industrial workers Requirements for membership are a college degree and three years of industnal hygiene expenence AIHA publishes "Hygienic Guides" (summanzing current information on physiological effects of specific chemicals, and methods of control), the Amencan Industnal Hygiene Association Journal, the Air Pollution Manual and the Industnal Noise Manual, and reports and monographs A list of publicabons will be sent on request to AIHA The AIHA, m cooperation with the Amen can Conference of Governmental Industnal Hygienists, sponsors the annual Amencan Industnal Hygiene Conference, the largest nabonal assembly for the presentation and exchange of industnal hygiene information 327

.-915*32 0007-SWP-000017067 STATEMENT OF TAX ACCOUNTS September, 1937 Boston Bound Brook Chicago Cleveland Dallas Detroit White Lead Works Houston Minneapolis Newark Oakland 0 S & 11 (Coffeyville) 0 S & M (Magdalena) Ohio Domestic Corporation' Martin-Senour Brooklyn DEBIT CREDIT XJtesii 5*695=89 384-90 8*927=27 103,700o73 22,950-42 1*258*76 97=20 3:065-90 1:262o!

The lacquer most commonly used are a glossy black enamel - #32 of the Egyptian Lacquer Company of New York City, a black laoquer whioh gives a leatherlike crackle surface - the product of the Zapon Brevolite Division of the Atlas Powder Company with the trade name of Black Bretrokrak* (I believe this produot is made by one of your subsidiaries and you may be entirely familiar with it,) In addition a white lead-containing laoquer together with an ivory one is vaed rarely.

If it is attempted to remove heavy dust such as lead oxides by an over head hood the conditions may be worse than if no exhaust were used at o.Jpnteria for Industrial Exhaust Systems, by J, J.