The Mineral Leasing Act of 1920, as amended and supplemented, (30 U.S.C. § 181 et seq.), the Mineral Leasing Act for Acquired Lands of 1947, as amended (30 U.S.C. §§ 351–359), the Alaska National Interest Lands Conservation Act (16 U.S.C. § 3101 et seq.), the Federal Land Policy and Management Act of 1976 (43 U.S.C. § 1701 et seq.), the Independent Offices Appropriations Act of 1952 (31 U.S.C. § 483a), the Naval Petroleum Reserves Production Act of 1976 (42 U.S.C. § 6504) and the Department of the Interior Appropriations Act, Fiscal Year 1981 (42 U.S.C. § 6508).