AS 99-003

		AS 99-003 04/15/99 Opinion and Order IN THE MATTER OF: PETITION OF BIG RIVER ZINC CORPORATION FOR AN ADJUSTED STANDARD UNDER 35 ILL. ADM. CODE 720.131(c)
		AS 99-003 05/06/99 Order IN THE MATTER OF: PETITION OF BIG RIVER ZINC CORPORATION FOR AN ADJUSTED STANDARD UNDER 35 ILL. ADM. CODE 720.131(c)
		AS 99-003 10/15/98 Order IN THE MATTER OF: PETITION OF BIG RIVER ZINC CORPORATION FOR AN ADJUSTED STANDARD UNDER 35 ILL. ADM. CODE 720.131(c)
		AS 99-003 12/17/98 Hearing Transcript IN THE MATTER OF: PETITION OF BIG RIVER ZINC CORPORATION FOR AN ADJUSTED STANDARD FROM 35 ILL. ADM. CODE. 720.131(c)