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August 20, 1937 hr a n y Mack Ethj 1 Gasoline Corporation Muti:.al Home Bu ildlng . . 120 Vest Second Street Dayt on, Ohio Dea Harry: I am enclosing a copy of my JLQUl r to Mr.

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February 27, 1931 Dr* Morris Fishbein, Editor, Journal Amer.

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1 IN T ERN AT ION AL LEAD ZIN C RESEARCH ORGANIZAT ION, INC. 2 9 2 M A D I SO N AVENUE, N EW YORK, N.

April 17, 1968 292 Uaaison Avenue New York, New York 10017 Dear Don: Apropos of our earlier involvement in considering the future of occupational health, I gave an address in San Francisco which expressed my views of certain aspects of the matter.

INTERNATIONAL LEAD ZINC RESEARCH ORQANIZATION, INC.

November 18, 1963 Mr.

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November 27, 1961 Dr.

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