The lead pigments (W-l V-104) are somewhat larger than optimum size* which detracts further from their hiding power* The three white pig ments* white lead carbonate (W-104), zinc oxide (W-33, W-219* W-17 2;* and titanium dioxide (see chart)* illustrate a fundamental property of pigments* namely their degree of chemical reactivity with the ve hicle and with the acidic compounds which form in the film as it dries and ages* White lead and zinc oxide are reactive pigments* titanium dioxide is a non-reactive pigment.

dAitto. 4 LEAD INDUSTRIES ASSOCIATION 0 CAST 41h STRICT NCW TORK IT.

Kehoe: I am enclosing for your information a revised copy of our proposed paper on exhausted lead.

:h a suitable resgsnt for either or both dissolution and the de struction of fee organic lead compound* e are searching.

Lead per 10 Cu.

It produces a > clinical picture of lead poisoning, which is diffrent from that associated with any other lead compound, as you will see from the article describing the clinical tetraethyl lead poisoning.

It produces a clinical pioture of lead poisoning, which is different from that associated with any other lead compound, as you will see from the article describing the clinical tetraethyl lead poisoning.

Even on this basis "Bossy* most drink somewhere in the neighborhood of a half pint of lubricat ing oil to obtain a lethal dose of lead.

The Lead fadostrle* Association, which participated in dm conferences, has published edited proceedings of the two meeting!

mm W3& Dutch Boy Liquid Lead Pure white-lead and linseed oil paint ready for use.

White Lead Department Plant and Central Qffutj: East Chicago, Ind.

Our laboratory has been engaged in a study o the lead excnotion of indi Lattai having no known exposure to lead.

.- Kehoe: T have been told that yon. have dons much work on lead- transfer in foods and lead poisonings.

Then use Hoyt Impression Lead.

for all Farm Buildings Le a d Pa in t FOR painting the house and other farm buildings---inside and out . . . for all surfaces--wood, plaster, metal, concrete, brick, and stone--use pure lead paint, made with Dutch Boy white-lead.