N T C R oorrtcc CORRCfl*ONPNCe E t h y l Ga s o l in e Co r po r a t io n CH RY SLER BUILDING 405 Le x i n g t o n a v e n d e N ew Yo r k 'vu 5?

JAMS* LM AK T M , CHMWUN OF THE BO M M U L Q.

ETH YL CORP ORATION HIGHER TEL CONCENTRATIONS Since 1956 Ethyl Corporation has reported to refiners from time to time on its efforts to obtain an increase in the maximum allowable TEL concentration in motor gasoline.

So u t h e r n Ca l i f o r n i a P l a n t Bijic k -Ol d smo bil e-Pont ia c Assembl y Div isio n Gen er a l Mo t o r s Co r po r a t io n A R S H A L L , PRESI D ENT g Y XLVi' 1301 * * - 'SY^moLS T 0 ._ _ 3 3 L 1V EE2;D .,, .^ LttWT 1 * * . 4 Jv 0 L O r a i n & - 4 \4 \ W.E.

February 11, 1962 Mr.

March 5 0 , 1946 ,

J anuar y 12, 1970 P.

Or.

Diamond Alkali Company ResearchandDevelopment Department GENERA L OFFICES 300 UNION COMMERCE BLDG CLEVELAND 14.

June 2, 1960 K.

March 4, 1963 Alexander Witkow, M.D., M.P.H., Commissioner of Health Butler County Health Department City Building Hamilton, Ohio Dear Doctor Witkow: I am calling your attention, herewith, to a matter which we think may be of some significance.

Y4'A:,v April 16* 1936 yy Dr* It* M* Fan Sandt Wewoka H ospital Weisoka, Oklahoma Dear Dr* Van Sandt* ' I am very glad th at you wrote to me about your patien t who had swallowed gasolin e and I h asten t o r eply n ot only because i t i s easy to be mistaken about cases 0f t h is so r t * but also because I t is n ecessary not to do the wrong th in g byw ay of therapy * The illn e ss of your pat ien t i s ......

' O 4'* * * * & +- March 30,1936 D r.

Gulf Refining Company Pittsburgh., Penna.

Et hyl Gasol ine Corporat ion ^^ " CANADIAN REPKESEirTATTVE i.sr.