Otherwise they are certain to be Contaminated with lead in the process of collection.

NATIONAL LEAD COMPANY New York.

The problem relates to the development of lead-containing enamels to be used as coatings for the inner surfaces of tanks to be used for "service in food application and in particular for the storage and fermentation of beer."

V Blood lead .;.......................................

Personal direction of lead studies, A, Problems under study or scheduled for study. 1, Toxicity studies - new lead compounds in gasoline 2, aSntuddypuobflicphhyesaioltlhogaiscpaelcbtsasoisf loefadleeaddghaaszoalirndes, in general (a).

Flat paint made with Dutch Boy '\Thite-Lead and Dutch Boy Lead -Mixing Oil has all the durability for which white-lead is famous.

Otherwise they are certain to be Contaminated with lead in the process of collection.

It Is not possible to say that the inorganic lead was or was not derived from tetra* ethyl lead.

The problem relates to the development of lead-containing enamels to be used as coatings for the inner surfaces of tanks to be used for "service in food application and in particular for the storage and fermentation of beer."

The analytical result, however, does establish that this man has had a severe exposure to lead, and that the severity was such that lead encephalopathy could have resulted * I am assuming, of course, that the brain tissue was handled in such a way as to avoid its contamina felon, with extraneous lead compounds.

We have been making observa tions, vith specific reference to apparently normal persons, and persons in the lead trades for many years, and ve quite agree vith Doctor Princi that there Is great confusion In the minds of medical men as to the significance of the stippling in relation to lead absorption and lead poisoning.

Kehoe: .Is yen probably know, the addition of tetraethyl-- lead is regul ated by law in Venezuela.

Box 262 Wood River, Illinois For: Reimbursement of the Kettering Laboratory for analysis of the tank scale submitted March l^f, 1953 for the determination of steam distillable lead and inorganic lead 2 analyses at $10.00 each $ 20.00 t 0009752

Huston White Lead Aeetio Acid J>6$ Jlitrlo Aold - 40Bs ' Water - Cold Stir 2 hrs. bring to 000 gals* Cold 1015 lbs. 180 lbs. $00 cals.

I should say that I am quite dubious as to the cause of the lead poisoning (if it is lead poisoning) in the case you describe, and that ifi^my reason for suspecting that you have a difficult case on your hands.