Lead was determined by assuming the airborne material lead content to be that of the bulk paint (45-517* by weight).

work areas Smoking should be prohibited in work areas Work clothes and street clothes should be stored separately : Lead is a normal constituent of plants and iy animals and people ingest and excrete it Pe to daily even though they are not exposed excessive lead in their daily work When intake rates exceed the normal excretion rates 4 4 however lead builds up in the body When When reg the accumulation reaches a sufficient level ame symptoms of poisoning or intoxication appear Og).

IHen remaaard |4 daealked in l-poaaad lead.

Va art la Joint session with tin lead Znduatrlaa Aaaoclatloo this morning.

Y. 10006 National Lead Metal Division I This advertisement prepared by t h e ma r s Ch a l k c o mp an y , in c .

Write National Lead Company, Room 3201, 111 Broadway, New York, N.Y. 10006.

You'll see it being painted with an OncorM50*Basic Lead Silico Chromate system.

Write National Lead Company, Room 3201, 111 Broadway, New York, N.Y. 10006.

Among the materials listed were tetramethyl lead and tetra ethyl lead.

You'll see it being painted with an OncorM50*Basic Lead Silico Chromate system.

To the Board of Directors of the Lead Industries Association: November 7, I960 SUBJECT: NOTICE OF MEETING There will be a meeting of the Board of Directors of the Lead Indus tries Association at 2:30 P.M. on Tuesday, December 6, I960 in the conference room at the Association's offices.

Mason is the new manager of National Lead Company's Paint Division, Cleveland Branch.

One of these is lead.

Ph il a d e l p h ia 25 * Marhh 11, 1964 Lead Industries Association 292 Madison Avenue Hew York 17, H.

Y. 10006 National Lead Metal Division I This advertisement prepared by t h e ma r s Ch a l k c o mp an y , in c .