NYU - BELLEVUE TALK - March 31, 1949 establishes beyond any doubt that such donations are a proper operating expense.

practice exposure of five minutes to one part per million parts of air is intolerable.

Mr.

defendants since 1945, when these transactions took place and where.

THE TRUDEAU FOUNDATION FOR THE CLINICAL AND EXPERIMENTAL STUDY OF PULMONARY DISEASE iPLAINTIFFS EXHIBIT OtrfV -/jit...'

1948: (Above) A project to raise downtown above flood level left some voids un der streets and side walks.

(81) ftftAtfKftnox'AnunRH'AM: r<x i.m 365 .

, .April 4 1941 | PHirt.tsff.ie|lLd CWloarrkks.

3A0/53 B$EB, KPAsSMK _______ _______ __ Material?

Estrogenic Activity of DD^j\nalogs and Polychlorinated Bip^nyls ..

VINYL CHLORIDE CAS: 75-01-4 Chloroethene; Chloroethylene; Vinyl chloride monomer C2H3CI H Cl \/ C--C /\ HH TLV-TWA, 5 ppm (13 mg/m3) A1 -- Confirmed Human Carcinogen 1946-1947: MAC-TWA, 500 ppm 194&-1962: TLV-TWA, 500 ppm 1963-1971: TLV-Ceillng, 500 ppm 1970: TLV-TWA, 200 ppm, proposed 1972-1977: TLV-TWA, 200 ppm 1974: TLV, none; Ale Human Carcinogen; proposed 1978-1979: TLV, none; A1 c Carcinogen 1978: TLV-TWA, 5 ppm; Ala Human Carcinogen; proposed 1980-present: TLV-TWA, 5 ppm 1980-1986: Ala Carcinogen 1985: A1, Confirmed Human Carcinogen; proposed 1987-present: A1, Confirmed Human Carcinogen 1992: Documentation revised Chemical and Physical Properties Vinyl chloride is a colorless, highly flammable gas with an ethereal odor.

O T o Q S S ftfr?

0/Jt^O January 17, 1946 Mr.

HM DDODD ^, ft - l^nfP '/iwri muGciarea ior nasties Worked Continued From Page I, Col. 8;m' ^ labor end manage- one of them rould tom I VC, FOR YOUR INFORMATION FOR YOUR PILE* FOR YOUR COMMENT* PLEA*E MAN OLE PLEAtE TAKE UR WITH ME FOR YOUR APPROVAL PLEASE REPLY WITH A COPY TO TMff OFFICE PLEASE PREPARE J MY SIGNATURE PLEASE RETURN DATE tionship between this cnemicai and the illnesses he was seeing in the workers.

DRAFT ACTIONS ON VINYL CHLORIDE EXPOSURE LEVELS ACGIH X American Conference of Government Industrial Hygienists X [TLV is ACGIH's copyright similar to Time Weighted Average] Recommendations VC1 included in first list 1948 TLV 500 ppm Proposed change to make TLV the ceiling value (1962) ?