Another bathroom, showing lead hot and cold supplies to tub and basin, lead supply to flush tank, lead wastes and lead b

On this job 12 ft. of 4 in.. 20 ft. of l1 4 in., and 12 ft. of 2 in. lead waste pipe was used, in addition to two lead bends, a lead drum trap and two lead P traps.

,/i LEAD AND ZINC PIGMENTS By E.

(d) "Lead smelting and refining" as used herein is defined to mean the processing o t lead ore, concentrates, lead scrap, and other lead-bearing material into pig lead or antimonial lead.

(d) "Lead smelting and refining" as used herein is defined to mean the processing in lead ore, concentrates, lead scrap, and other lead-bearing material into pig lead or antimonial lead.

The plant Is a Parkea process lead refinery of 96,000 tons' mnmi capacity, producing comaon desilverized pig lead, antlmonlal lead, and dors' bullion.

Lead flashing is also plainly visible Detail of the impressive lead finial and leadcovered stee

Lead flashing is also plainly zdsible Detail

Lead .

Host extensive lead exposure studies have involved lead oxide dust or the fume of metallic lead.

The red lead should contain at least 90 per cent true red lead, the balance practically pure lead monoxide.

Lead p oison in g is cum ulative.

Note the cast lead finial

National Lead Company St.

National Lead Company St.