February 21, 1953 Mr Frank jA.

March 9 1951 Dr.

List of Dr.

I . * A N O K E W n .E T C H E A .M C S IO C N T e . 8 R O W N E L L .V IC E PR ESIO EN T A .

J O H N D .

July Ist* 1955 Kr* <J# W* Proulx Canadian national Railways m m n 501, 555 McGill Street M on treal, Quebec Canada Dear Sirs ' Your latter of June 15 th addressed to the Canadian representfeiv of the Ethyl Sasosin Corporation has been referred to m& from the He York office f th Corporation* ._.

ETHYL CORPORATION REPORTS RESULTS OP ROAD AND LABORATORY EVALUATIONS OF THE 4th ML OP TEL Ret>orta Related to Engine Durability and Deposit Effects 1.

k3wc, N O R W I C H , N E W YY O R K March 13, 1950 Dr.

October 7,1953 Mr.

JLI Ifeacfitaastm AmsmmlmMmm A N D R E W FL E T C H E R .PR E SloeN T K .

Cross Pile - 'BRITANNICA V' See correspondence dated November 29 1955 from Dr.

-\ S Esso Resear c h and Eng ineer ing Co mpany (FORMERLY STANDARD OIL DEVELOPMENT COMPANY) P.

February 23, 1959 Mr.

ETHYL GASOLINE CORPORATION CHRYSLER BUILDING NEW YORK, November 20, 1956 Circular Letter No, U-150 COPY FOR _______ ;_______ TO ALL DIVISION MANAGERS Gentlemen: From card Ho. 2 made up by the Medical Department, we find a compara tively small number of tanks have been inspected to this date.

H.