J., assignor to National Lead Company, New York, N.

red lead.

lead chloride, carbonate of lead (white lead), oxide of lead (lead dross), and ANGLO-AM ERICAN CO.'

The origin of such lead is manifold.

The separation of ingested and inhaled quantities of lead appeared to be advisable, if for no other reason than that the prevailing concept of occupational exposure to lead was that long-term lead inhalation caused lead poisoning.

The separation of ingested and inhaled quantities of lead appeared to be advisable, if for no other reason than that the prevailing concept of occupational exposure to lead was that long-term lead inhalation caused lead poisoning.

The term f,lead particles" will be recognized as meaning "lead-containing particles

Plant uptake of lead from soil will probably be better related to soluble lead rather than total lead.

The new line, using 15.536 ft. of 24 in. cast-iron pipe, has 1.390 lead joints, requiring in all 61,160 lb. of lead for calking.

It is a svmbol that may be specified easilv in purchasing calking lead, and lead so stamped cost no more than ordinarv lead.

Titanium-Barium, Leaded Zinc and Lead b.

Titanium-Barium, Leaded Zinc and Lead b.

Joseph Lead Co.

Twenty-eight tons of lead were used in lead comes and in covering for the structural steel.

Lead is such a univer- lead products is assurance that they stamp their calking lead with the Lead sally used material that many persons are of the highest quality obtainable.