IVe have recently been studying the distribution of tetraethyl lead and some of the colloidal lead compounds, and at the same time have been studying the excretion where these various com pounds are used.

Drinker: I am anxious to get some recent data on the health hazard connected with the operation of lead tempering pots The process of lead tempering.is used extensively in many of the modern automobile shops.

IVe have recently been studying the distribution of tetraethyl lead and some of the colloidal lead compounds, and at the same time have been studying the excretion where these various com pounds are used.

One fur ther point - would you consider it justifiable to give a patient small doses of lead acetate in order to determine when the stippling of the red cells commence and possibly when the lead is excreted in the urine.

I cortainly share your doubts as to whether the raan's injury was lead poisoning.

Jr Air Hygiene Foundation of 4400 Fifth Avenue, Pittsburgh, Pa.

Jr Air Hygiene Foundation of America, Inc. 4400 Fifth Avenue, Pittsburgh, Pa.

The lower lead concentration attains a 30 per cent insolubility, while the higher lead concentration has only a trace of insoluble at the ninety-fourth day of aging.

Ijhe vehicle used in each case consisted of raw linseed oil in which had been dissolved sufficient lead linoleate drier to contain an amount of lead equivalent to 0.2 per cent by weight of the oil.

The earliest reference to the 1 facture of any paint material is by ` phrastus, who described white lead a pared from lead and vinegar evape to dryness.

The earliest reference to the i facture of any paint material is by ' phrasttis, who described white lead a pared from lead and vinegar evape to dryness.

PART II BARREL FILLERS ETHYL 1929 Visual Field Normal Not Normal Pallor None Present Flushed Lead Line .

Hennessey,Treasurer, Anaoonda Lead Products Co,, 25 Broadway, Hew York.

You remember he said that after two or three weeks leaded animals showed a. strange absence, of lead from their bodies, 'i'his mystifying fact simply indicated the inability of his analysts to got lead out of bones, and since he made this very gross mistake V7e were inclined to feel that he might be able to find most anything ho pleased at any point.

It is -randaic] pt.iefice to Us uudeicruts 'if lid ltJ il on metal followed b\ rmrdimg coats ol white lead.