Document mB1oaZLpQMv8vGX6ezKgK29aB

N29620 October 28, 1957 CIBA COf'lPAIiY, X.'iCOHFORATED 637 Greenwich Sew York 14, I3ev York A m m O H : Miss Sullivan Dear Miss Sullivan . v.'e have been advised by our Rev York office that the original quantity of tetraethyllead desired by your cospeny is 200 grams instead of the two grams previously cent you. Therefore, we have shipped this eisount to your attention today end it is our 'under standing that the original two gram sample of tetraethyllead will be returned. 3 this will fulfill your present requirements, I remain, Very truly yours, ETHYL CORPORATION .' Supervisor^- Process Developcjent m CC: Mr. Vllliaas Trele^e 0009318