4 T ,July 3 1955 Dr* R* D* Mudd Fisher Body Company Norwood Division IflOQ Smith Road Norwood* Ohio Dear Dr* Mudd* I am sending you herewith a report and interpretation of our analysis of the filter pad from the respirator As the report indicates, I regard the situation disclosed by the analysis to be a definitely hazardous one, provided the filter pad portrays the effects of a characteristic ex posure.

March 13, 1956 D r. .C harles H.

\ Vi.

IN REPLYING.

May 11, 1955 Dr, Graham Edgar Ethyl Gasoline Corporation Chrysler Building Hew York City Now York My dear Edgar 2 Thanks for '/our wire in connection with the Robinson hearing.

ANDn CM L I T C H I H mOCNT K.C SBOWNlLL.viCI MftlOINT J .

YALE UNIVERSITY THE SCHOOL OF MEDICINE AFFILIATEDWITHTHE NEWHAVENHOSPITALONTHE ANTHONYN.

D ecem ber 4, 1958 C O N F ID E N T IA L M r.

March 3, 1955 Mr.

Fj Et hyl Gaso l ine Corporat ion r t -KT "J - Pi'Hi *tVtS*.f;i s IjE r B u i l d i n g iOSlrExiNGTCwAv en u e . -%9 :' Ne w Yo r k June 20, 1955 Dr .

THEASSOCIATED ETHYL COMPANY LIMITED MEDICAL SERVICES ELLESMERE PORT, CHESHIRE H e a d O f f i c e : 20 BERKELEY SQUARE, LONDON, W.

/ DEPARTMENTOFPUBLICWELFARE DIVISION OFHEALTH ADORCSS ALT.

April 1, 1956 Dr.

> I N REPLY *EFESTO: UNIVERSITY OF CALIFO RNIA LOS ALAMOS SCIEN TIFIC LABO RATO RY (Co n t r a c t W -7405-e n g -36) P.

M ay 15 1954 L j) D r .