-2- All samples collected were analyzed for lead and arsenic.

JOSEPH LEAD COMPANY PRESIDENT'S ANNUAL REPORT TO STOCKHOLDERS In 1940, for the first time since 1930, the Company's mines were operated on a full-time basis throughout the year, resulting in the largest production of lead and zinc concentrates since that time.

Very truly yours, RAK {is Robert it, Kehoe, M,D, ^ 0001436 Comments on a Tentative Outline for a study on Lead I Purpose of the Investigation 1, The expressed purpose is somewhat more ambitious than seems feasible, since It is highly improbable that any one test can prove the responsibility of lead for the production of symptoms it has been shown that extensive lead absorption may, be unpro ductive of symptoms# All one can prove by abnormal lead findings (analytical means) is that lead has been absorbed in such quanti ties as to be a plausible factor in the production of illness# The characteristics of the illness, and the satisfactory elimihation of other etiological factors, constitute the means of proof

Quarterly Roport -3WETALLIC LEAD PRODUCTS January 10, 1958 15.

Lead Industries Association, Inc. 292 Madison Avenue New York.

, 1959 ALLEGED LEAD POISCMIHG GASS Wilkes-Barre, Pa.

The amount of lead!

These restrictions mean that paint manufacturers must avoid incorporating lead compounds such as driers and lead-based feeder products traditionally used to prevent loss of dry during shelf storage.

Analyses were made for KE 0019488 carbon monoxide and lead in the air under the worst conditions.

American Zinc, Lead k Smelting Co.

Lead is a source of sup ply for lead azide.

American Zinc, Lead k Smelting Co.

lead Sulphate* bade car subllmsd Load* wi patented by lends in 2879* Lead Ore nixed with!

Otherwise the introduction of lead vill" probably be in small amounts.

Joseph Lead Co.