Section, acts June 17, 1954, ch. 303, § 6, 68 Stat. 251; July 14, 1956, ch. 601, 70 Stat. 544; July 2, 1958, Pub. L. 85–488, § 1(a), 72 Stat. 290, authorized hiring of management specialists by tribe to assist tribe in studying industrial programs for reservation.