3-mo 7* 1937 Dr , J * Howard Bear d U n iver sity H ealth O ffice r Ur ban a Illin o is Dear Doctor Beards Ib is is a lin e to le t you know t h a t Dr* C h ar le s F .

EditorfartheUnitedStates D a v i d L.

March 1, 1935 Dr.

Gr ahamEdgar DIRECTOR OF RESEARCH Et hyl '-Gaso l ine Co r po r at io n Cukst sl ek.Buil ding 135Ea st `KHPSiheet Ne w Yo r k P. 0.

December 2$, 1931 Mr.

ST.

COPY FOR DR.

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 135East 421*?

April 21* 1939 Hr.

/ <U-*L**< '<c (j 0 ^L<<-- September 25,1930 Dr.

1 raOTaeS5^JuUCv3K P. 0.

October 26, 1938 HDLPolraa.crnrkCitpsaooPrnrlht,yMRsI*ailcdlHiiianalnltoloeirnsbDraivnidsion Dear Doctor Hlllenbrand: bhsagccthaaonolromesamanoplfppyhfidhlrlosaei,emercdstmseaa*nMnwteidocrhoeoitnrcyhtOnhehoinfecedoeirelyfmdnolsaiaaunotanmduttgtsisrpoeeitlghnern0pen*tr0ew0oivf2oa*faWin50istcodhe3eaumaea*wnhsncrihaeatlv^bloliyhyehlopgezaetiravenhrstaehddeeiemocernebserciexyDaovnpstpmiehdtoutehdphasrleluiattezsr1trtoheeeS0t*hned0apeariesegbctlhsMrltyaooemIpmeonoatdnsihnoodf, bsftooaemernyposluece*sovmewrpaillleltdebadey,ssebInustthttaohlelTybohinuee'forpaerwrmosamuyaltpitfotrslcnysnownwthhitelhenl.eblthaueebryifonorerhawatovaerryded Very truly yours, RAK: i s IXoberV""]^*"" Eehoe^WTD.

Janu ary '27 1939 Dp; John F ra n c is S o r e l l i Siiti.

ELSTON L.

CABLEGRAMS: ET H Y L P O R T , LO ND O N .