t ____ THE JOURNAL OF INDUSTRIAL HYGIENE AND TOXICOLOGY HARVARD SCHOOL OF PUBLIC H EALTH t ,M anaging Editors P h il ip Dr in k er Ma r g a r e t S.

?

INTE R OFFICE CORRESPONDENCE Et HYL.

November' 2, 1944 Dr .

IMFIELD of H e a i 'h Maryland r-ELECT HpE.

a .: 463.7 HOeafdfiqcFueoarrTttheIerCsnOoIxu,aArKrtmBy.EormedastCeorr,ps November 18,1940.

January 0, 1940 Mr* 0* 3* Lessia Dear C^car: Wr*aye attaching a copy of a letter fromMr* Hogan pauor date of January 6th, reporting information given to hi by a Major 0 E* Corn*!

UNIVERSAL OIL PRODUCTS COM PANY 310 SOUTH MICHIGAN AVENUE CH I CAGO U S A October 30, 1941 Dr.

November 29, 1946 PERSONAL AND CONFIDENTIAL Mr.

The El ectric St orage Bat t ery Company ALLEGHENYAVE. and 19TH ST-, PHILADELPHIA 32 Exifce BATTERIES August 5 1949 Robert k\ Kehoe, M.D.

I '< .V 6' ' \J' SAFETY PEPiRTMEKT ect Sir* H, Kolsy iJJi'i R* A* Kehoe 17 December 16, 1943 Mr* ?

Kendal l Refining Company PRODUCERS, REFINERS AND M AR K ETE R S 100% PURE BRADFORD GRADE PENNSYLVANIA PETROLEUM AND |TS PRODUCTS MAIN OFFICE AND REFINERY Bradfokd,Pa .

December 11, 1944 19 Dr.

# n C O ilE M T .

W .E .