PCB 72-226

		PCB 72-226 01/23/73 Order ENVIRONMENTAL PROTECTION AGENCY v. LONZA, INC.
		PCB 72-226 10/25/73 Opinion and Order Environmental Protection Agency v. Baird Chemical, Division of Lonza, Incorporated,
		PCB 72-226 12/12/72 Order ENVIRONMENTAL PROTECTION AGENCY v. BAIRD CHEMICAL, DIVISION OF LONZA, INCORPORATED