PCB 71-300

		PCB 71-300 01/16/73 Lawton Jr. Supplemental Opinion and Order ENVIRONMENTAL PROTECTION AGENCY v. GEORGE E. HOFFMAN & SONS, INC. a Corporation
		PCB 71-300 01/17/72 Opinion and Order ENVIRONMENTAL PROTECTION AGENCY v. GEORGE E. HOFFMAN & SONS, INC. a corporation
		PCB 71-300 05/29/74 Opinion and Order ENVIRONMENTAL PROTECTION AGENCY v. GEORGE F. HOFFMAN AND SONS, INC.
		PCB 71-300 12/12/72 Opinion and Order ENVIRONMENTAL PROTECTION AGENCY v. GEORGE E. HOFFMAN & SONS, INC. a Corporation