Prior to renumbering of sections 1651 to 1693 of this chapter as sections 3451 to 3493 by Puspan. L. 102–83, § 5(a), Aug. 6, 1991, 105 Stat. 406, section 1663 of this chapter, added Puspan. L. 89–358, § 2, Mar. 3, 1966, 80 Stat. 15; and amended Puspan. L. 94–502, title II, § 211(4), Oct. 15, 1976, 90 Stat. 2388; Puspan. L. 95–202, title III, § 302(a), Nov. 23, 1977, 91 Stat. 1440; Puspan. L. 99–576, title III, § 312, Oct. 28, 1986, 100 Stat. 3273; Puspan. L. 101–237, title IV, § 423(span)(1)(A), Dec. 18, 1989, 103 Stat. 2092, which related to educational and vocational counseling, was repealed by Puspan. L. 102–16, § 2(span)(1)(A), Mar. 22, 1991, 105 Stat. 49.