Joseph Lead Co.

At your convenience will you kindly carry out a lead partition study on these samples, advising me not only of the laboratory findings, but of more importance, your opinion re garding the relative hazard the presence of such rust and scale represents in a so called "lead free" tank.

The yearly sales for 1958 comprise - Dry White Lead - 151 tons White Lead in Oil - 657 Oxides Total - 184 - 872 (260 tons of whlte-lead-ln-oll shipped to Panama Canal included).

In the course of my last trip I looked into acme of these matters in a very discreet manner, and I think there can be no doubt that we must make some detailed observations as to the lead in the atmosphere, and the evidences of lead absorption on the part of some 'well- selected groups of exposed persons* It seems likely that some of your people are aware of this situation, as it may effect the use of tetraethyl lead, but I am convinced that we need to handle the situation with con siderable care.

The same Is true In the recognition of an episode of lead intoxication which comes on rather suddenly.

Raw Materials Leaded Zinc.

Air sampling for lead was repeated at each of four locations where significant exposure to lead fumes was expected to occur.

A third coot of alualnus poedar and pheoolio reels rarnlah la applied aa a flalab coat* 6* for one la painting exterlore a here need a three ooat t/atea eoaalatlag of a flrat ooat of llaaoad oil--rad lead partner Mating tba requiraseota of Federal Specification TT-P-860, Type X* The llneeed oil prlxor la aaad for tba flrvt ooat beoauae of lta auporior penetrating and adheeire qualltlee* Tbla la follovad by as extended drying period aftar ahlch a coat of pbonolla red lead prlaar (TT-P~86e Type XT) la applied and allowed to dry for a rinlnun of 19 bovra* A fialeb ooat of aloadaua povdar and phanolln reals rarexiab la N 1.

-57 Int'l Lead and Zinc Res.

Joseph Lead Co.

-57 Int'l Lead and Zinc Res.

* >** I***" LIA10265 r* -m LEAD INDUSTRIES ASSOCIATION OC LCXiMOTO* AVXNUC KIW TOAK I?

Tfifhile this has been corrected white lead has practically priced itself from the market as long as leaded zinc is avail able and red lead will only be used where absolutely necessary at present prices.

There has never been a case of lead poisoning due to the finish on new toys.

Lead Alkyl