act Aug. 9, 1937, ch. 570, § 1 50 Stat. 592 Section, , , related to contracts for medical attention and service for employees.
Pub. L. 89–554, § 8(a)80 Stat. 647 Jan. 12, 1927, ch. 27 44 Stat. 957 Mar. 7, 1928, ch. 137 45 Stat. 227 Mar. 4, 1929, ch. 705, § 1 45 Stat. 1589 May 14, 1930, ch. 273, § 1 46 Stat. 306 Feb. 14, 1931, ch. 187, § 1 46 Stat. 1142 Apr. 22, 1932, ch. 125, § 1 47 Stat. 114 Feb. 17, 1933, ch. 98, § 1 47 Stat. 842 Mar. 2, 1934, ch. 38, § 1 48 Stat. 380 May 9, 1935, ch. 101, § 1 49 Stat. 197 June 22, 1936, ch. 691, § 1 49 Stat. 1781 , , to 649, also repealed acts , ; , ; , ; , ; , ; , ; , ; , ; , , and , , which contained similar provisions.