Document rxbkwXYK2v4oZBpqRX8En83rV

Diamond Shamrock January 12, 1981 p- Dr. Carol R. Stack Chemical Manufacturers Association 2501 M Street, N. W, Washington, DC 20037 Dear Dr. Stack: Enclosed is the completed comaitment from us relating to updating the epidemiological study of vinyl chloride workers. Excuse our delay in forwarding this to your attention. Recent personnel changes lead to this oversight. Very truly yours, n f ;? / Y /i, /-'lJohn R, Semancik Manager, Technology Development nm Enc. CMA 013736 Diamond Shamrock Plattics Corporation 1100 Superior Avenue, Cleveland. Ohio 44114 Phone 216 694-5000