4 310-MEDICAL RESEARCH DOCUMENT DESCRIPTION FORM 53 68 69 76 77 78 Duplicate in all cards : --5> !

TELEPHONE HUDSON 3-6124 L-495 Manufacturing Chemists' Association, Inc.

T TELEPHONE HUDSON J6126 Manufacturing Chemists' Association, Inc.

cc: H.

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AMENDMENT to VINYL CHLORIDE MONOMER SALES CONTRACT between PPG Industries, Inc. and 'i The Pantasote Company Date of Contract: April 26, 1966 Date of This Amendment: May 11, 1973 .

Monsanto Chemical Company Texas City, Texas January 8, 1962 cc: General Oper.

MONSANTO COMPANY From: G.

THIS AGREEMENT made this 30th day of January______, 1969 , , by and between PPG INDUSTRIES, INC. of Pittsburgh, Pennsylvania, hereinafter called the "Owner", and Fuller-Austin Insulation Company of Houston, Texas__________ hereinafter called the "Agent - Contractor".

November 8, 1966 Nr.

4 *io* cv.

i his u one of a series of advertisements dealing u>ith basic facts about process control.

LA.VB, HUTCH IK SON, Cltf.

FORM N0.45A 201-12 PERCHLOR SHIPMENTS 1967 Avg .

7AMERICAN MEDICAL NEWS MARCH If, 1*7f V Chemical plants- udied Two federal occupational health agen cies have opened investigations of two Houston area chemical plants following reports of 15 deaths from rare brain cancers among workers at both facilities.