Joseph Lead Co.

The sources of the lead which causes lead poisoning in children are not mysterious.

jgEsglj q u t c h BQT He d u s a o \ BttTCK BOf Red-Lead for Metal Red-Lead-in-Oil---Dutch Boy red-lead is highly oxidized pure red-lead ground in pure linseed oil.

LEADING A LEADING INDUSTRY The story of National Lead Company is not unlike that of other large American corporations which were organized late in the Nineteenth Century.

LEADING A LEADING INDUSTRY The story of National Lead Company is not unlike that of other large American corporations which were organized late in the Nineteenth Century.

Tt decomposes in the^presenee of sunlight with Vi^the: formation of crystalline tri-ethyl lead oxide, which in the presence iof a haldgen forms the tri-ethyl lead salti crude tetra-ethyl lead W h d old containers of tetra-ethyl lead are'likely to show the presence *3sV' '* , ' SnfcWG.

An Appraisal of the Lead.

These are not likely to change the following general conclusions: (1) In simple distillation of leaded gasoline, the lead alkyls follow Raoult's Law.

For Leaded Greases--DS207 makes superior leaded greases when mixed with lubricating oils.

was exposed to lead in his work, and that he absorbed lead to an extent that was potentially hazardous.

Obviously, therefore, fecal lead is a direct and accurate measure of the ingested lead.

Murdock Lead Co.

QUANTITY COST White Lead. . . .

Director, Lead Industries Association, Inc.

N 7676.01 -2 - (5) The mean concentration of lead in urine of the individual crews Indicates very definitely an industrial lead exposure. (6) The mean concentration of lead In urine of individuals indicates very definitely an industrial lead exposure. (7) Both the group lead in urine means and the individual means fall ?