Section 15o, acts June 8, 1936, ch. 541, 7, 49 Stat. 1490; Aug. 1, 1946, ch. 725, title I, 101, 60 Stat. 777; Aug. 2, 1956, ch. 871, title III, 301, 70 Stat. 925, made the Smith-Hughes Vocational Education Act applicable to the development of vocational education. Section 15p, acts June 8, 1936, ch. 541, 8, 49 Stat. 1490; Aug. 1, 1946, ch. 725, title I, 101, 60 Stat. 777; Aug. 2, 1956, ch. 871, title III, 301, 70 Stat. 925, required that industrial-plant training be bona-fide vocational training and that no more than 10 percent be used for the purchase or acquisition of equipment. Section 15q, act June 8, 1936, ch. 541, 9, as added Aug. 1, 1946, ch. 725, title I, 101, 60 Stat. 777; amended Reorg. Plan No. 1 of 1953, 5, 8, eff. Apr. 11, 1953, 18 F.R. 2053, 67 Stat. 631; Aug. 2, 1956, ch. 871, title III, 301, 70 Stat. 925, authorized appropriations for Office of Education. For general subject matter of sections 15o to 15q, see section 1241 et seq. of this title.