November 18, 1935 D r . $ a .

Gr a iia mEd g a r DIRECTOR OF R ESEAR C H Et hyl Gaso l ine Cor porat ion Chr ysl er Buil dzng 135Ea si 42St r eet Ie w Yokk Sept. 13, 1933, Dr, Robert A, Kehoe, College of Medicine, University of Cincinnati, M e n & Bethesda Aves., Cincinnati, Ohio, My dear Kehoe: I have your letter of September 11th and have forwarded you today a few photographs submitted by Mr, Ronan from the Barnsdall installation at Okmulgee, Mr.

Gr a h a mEd o a r D I RECTOR OF R ES EA RCH Et h y l Ga s o l i n e Co r p o r a t i o n Ch r y s l e r B u i l d i n g 135 Ea st 42* St r e e t 1st e w Yo r r June 6, 1935.

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March 30, 1935 EMCNNeetrhwwh*ryyYYAls*oolGerrBkkra,sBCoMuiltiiynilbdetinnCagcohrtporation Dear Hr, Mifcfcnachts baGhaailsvthsItttemnhhmooeeccataaearenaeccsnrnpdinonrodipadkreoeedOuauoclelreludylesintantsaolashdststsltwcutyeegscietiubdhoMfpctea,ooyusaMueosirnsocwdIsrmiotoewnacteailoitpdmboxitisatttonrynooahyupeytrshnebten,lhiirIeMaheotttnteehehhbnehiefssvnceeaduaaueatl,moengepdMscsttanbufuatrhbalaeIoiiMffstta.lhnadeeetancfleerceySsttci,gmthrwnwmsarjtlueuieooosa,StorpaiddhvlrusoittunwengmhdeielalulnngdmegndcvaotttueogaayMsteicernrnosbepsohnn.rdehmvDegno*flsteahaee,eo.tednnsaoWoItrjnthevuknfstftr,henewweaM.esob.ones.ipttti.hbiiwnrhhdIrstot.

COPY .March 1-3, 1932, J.

January 28, 1931 Mr* John Schaefer, Ethyl Gasoline Gorp., Manufacturing Dept., Pennsgrove* N* J* Dear Mr.

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COIRNRTEESRP-OONFFDIECNECE Et hyl Gasol ine Corporat ion Ma n u f a c t u r in g a n d Tr a f f ic De pa r t m e n t MAIL ADDRESS* BOX 1271 .WILMINGTON.

v May 2nrT, 1932 Mr.

June 5, 1931 Mr* E.

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