ED WAR W EISS S COMPANY, INC.

July 2, 1963 Professor Harry V.

I N D U S T R I A L H Y G I E N E F O U N D A T I O N O F A M E R ICA, I N C.

May 28, 1963 Mr.

April 26, 1960 R.

ETHYL CORPORATION I NTER.

a & r e h 13, 1961 George J.

B E R N A R D L.

c o mM ' w ' ` 4LTH" ' P` Nn ^ v AN|a THOM AS W.

UNIVERSITY OF CINCINNATI ( INT ERDEP ARTMENTAL c o r r e s p o n d e n c e SH E E T ) I/-S- Joyce G.

December 1965 Background Statement on Antiknock Compounds Antiknock compounds are an essential ingredient of modern gasoline.

J i r N A T IO N A L FRUIT P R O D U C T C O M P A N Y , INC.

DIVISION OP ONCOLOG T h e Ch ic a g o M e d ic a l S c h o o l in s t it u t e f o b m e d ic a l r e s e a r c h 2020 W E ST OGDEN AVENUE CHICAGO, ILLINOIS 60612 December 29, 1966 AREA CODE 312 PHONE 226-4100 Robert A^ Kehoe, M .

e t h y l c o r po r at io n Resear ch axd Devel opment Depar t ment December 17, 1968 PERSONAL fe CONFIDENTIAL PLEASE ADDRESS REPLY TO: P.

Baton Rouge Technical Services March 6, 1968 C0M BDENTIAU REDUCED AIR CONTAMINATION (Have to Do) Pro ject Coneept ` The primary goal of this program is to provide equipment, controls, and procedures to reduce the chances of plant personnel becoming over-exposed physiologically to lead.