Joseph Lead Co.

Instruction in Lead Work - Mr.

LEAD COKT

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.

' a sufficient available supply of lead at Bast Chicago."

National Lead Co, The Bunker Kill Co

exposure to lead.

It Is the toxicity of lead.

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.

Clay sewer pipe manufacturer* are Just beginning to use lead gloats on thalr product a potentially .wye market for lead.

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.

Clay sewer pipe manufacturer* are Just beginning to use lead gloats on thalr product a potentially .wye market for lead.

- LEAD ABSORPTION-- When lead enters the body through any portal and is taken into the tissues. * LEAD POISONING or LEAD INTOXICATION-- When absorbed lead causes sub jective symptoms with objective findings.