Editorial Notes Codification Section 1958a, Pub. L. 85–883, § 1 , Sept. 2, 1958 , 72 Stat. 1706 , which related to demonstration plants for production of consumptive water from saline water, was omitted pursuant to section 1958d of this title . Section 1958b, Pub. L. 85–883, § 2 , Sept. 2, 1958 , 72 Stat. 1707 , which related to contracts for construction, operation, and maintenance of demonstration plants, was omitted pursuant to section 1958d of this title . Section 1958c, Pub. L. 85–883, § 3 , Sept. 2, 1958 , 72 Stat. 1707 , which related to acceptance of assistance from State and public agencies, and contracts for such assistance and its use, was omitted pursuant to section 1958d of this title . Section 1958d, Pub. L. 85–883, § 4 , Sept. 2, 1958 , 72 Stat. 1707 ; Pub. L. 87–295, § 2 , Sept. 22, 1961 , 75 Stat. 630 , provided for termination of authority of the Secretary to construct, operate, and maintain demonstration plants upon the expiration of twelve years after Sept. 2, 1958 . Section 1958e, Pub. L. 85–883, § 5 , Sept. 2, 1958 , 72 Stat. 1708 , which related to additional powers of the Secretary, was omitted pursuant to section 1958d of this title . Section 1958f, Pub. L. 85–883, § 6 , Sept. 2, 1958 , 72 Stat. 1708 , which related to contracts for construction, materials, and supplies, was omitted pursuant to section 1958d of this title . Section 1958g, Pub. L. 85–883, § 7 , Sept. 2, 1958 , 72 Stat. 1708 , which related to authorization of appropriations, was omitted pursuant to section 1958d of this title .