On the subject of lead in gasoline and general environmental contamination by lead, the National Academy of Sciences has stated, "... lead attributed to emission and dispersion into general ambient air has no known harmful effects."

Marshall Clinton, Jr. to me on citrate therapy in lead poisoning.

On the subject of lead in gasoline and general environmental contamination by lead, the National Academy of Sciences has stated, "... lead attributed to emission and dispersion into general ambient air has no known harmful effects."

Joseph Lead Co.

LEAD POISONING J.

Metallic lead or lead compounds which are distributed within the environment of small children are a potential source of hazard.

Lead ccnevmd la manufacture of lead produeta la the United Statea A.

CLOSED SLOT REINFORCED CAME LEAD m uc at ~r $ S*iRC We manufacture these four sizes of came lead.

NATIONAL LEAD COMPANY 235 Montgomery Street San Francisco Paint with LEAD DUTCH BOY WHITE-LEAD 2853 14 ins. x 2 cols.

If I am mistaken in this assumption, I should like to know, sines, as you may be aware, we have undertaken to keep a very close watch on all situations that lead to hazard in the handling of-tetraethyl lead or leaded gasoline.

THE LEAD-WING Metallic lead is handled in four forms -- pig lead, molten lead, lead in solution, and lead in suspension.

Joseph Lead Co.

Lead found O .0836 gms.

The Dlreotors of the Lead Industries Association 9 felt that, unless some of the regulations at present un favorable tc lead were modified, It was Illogical to expect I any noteable Increase In the demand for lead pluablng sup plies.

It would seem desirable ^ for the lead pipe manufacturers represented In the Lead' ..