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LABORATORY OF APPLI ED PHYSI OLOGY U N I V ERSI TY O F CI N CI N N ATI COLLEGE OF MEDI CI NE GENERAL HOSPI TAL July 15, 1$L0 Hr. 0.

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SAF E TY COMMITTEE O .B .L e w is CHAI RMAN Et hyl Gaso l ine Corporat ion Gi i u y s l e u B u i l d i n g 405 Lexingt on Avenge Ne w Yo r k May 2 3 , 193 s D r .

Kettering Laboratory, College of Medicine, Eden Street, Cincinnati, 19, Ohio.

May 21, 1943 Mr*.

COPY ASSOCIATED OIL COMPANY Associated* California September 5* 1S35.

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RESID EN T ; BLO O M FIELD Sa n e r a i In sr.ruie of H ealth Betn esda . 4.

April 2, 19*0 E** H .

cc : Messrs.

THE ATLANTIC REFINING COMPANY PETROLEU M PRODUCTS 3144 PASHYUMKAVENUE PIULADEUUUA1, 1A.

February 27# 19^3 Mr.

s, ETHYL CORPORATION lOO PARK AVENUE BUILDING AT 41s t STREET NEWYORK 17, N.