My purpose in the article cited was only tc point out that when one administers lead chloride or lead acetate (dissolved in water) intravenously, the mortality among experimental animals corresponds to that which results from the intravenous Injection of a corresponding quantity of lead as lead tetraethyl.

This situation is the result not of the unimportant and theoretical lead exposures that involve the public, but rather because there Is a gross increase in the handling of lead compounds in industry under conditionswhich lead to extensive exposure.

(E^yie Lead Division).

In other words, tetraethyl lead poisoning is different in its characteris tics from inorganic lead poisoning,and the clinical picture is so different, in fact, that the usual type of illness from the absorption of inorganic lead is not seen following absorption of tetraethyl lead.

Heering, Director of Health, con cerning the 19 cases of lead poisoning that occurred at the Magnus Metal Division of the National Lead Company, Cincinnati, Ohio, was referred to me for reply.

Joseph Lead Company, the largest American producer of lead from domestic ores, has agreed to curtail development w'ork and to continue to operate its mines beyond their economic limits.

Lead in Urine; mg.

me and Forms M-l to w-7 inclusive as follows: C-l - Mixed Met-Is ana Ar.timonial Lead Drocucts C-f - Lead -= arK} Fxtrucec Products, Lead Fittinss and Sheet Lead C-7 - Lead Sundries and ?

Joseph Lead Co.

In any case, let me cite the evidence that relates to the lead hazard.

In any case, let me cite the evidence that relates to the lead hazard.

Blood lead concentrations and, in 3 cases, urinary lead excretions were deter- 1Kety, S.

He entered the hospital with symptoms typical of lead colic, and it was some time before lead was suspected.

`Industrial hazards of tetraethyl lead.

;hite lead and red lead industries.