/ihe Lake Erle Chemical Company, ^ 2 2 0 0 Scranton Kd., Cleveland 12,v0.

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0cstober J>, 19%2 Mrs 566 Barb ison Avenue, , Pittsburgh, Pennsylvania.

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Filling Station Ethyl 1927 - 1929 Lead in Urine rags.

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May 13, 191i-2 Mr.

August il# 19^2 Mr Philip Drinker , Harvard University School of Public Health, 55 Shattuck Street, Boston, Mass* .

193kFebruary 20 j, Dr Graham Edgar Ethyl Gasoline Corporation Chrysler Building "Ns?

CONFIDENTIAL July 2.6, 19.^ Pr. foi;ort H.

March 29, 19^8 Mr.

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October 23, .194-0 Mr.

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