Section, R.S. § 1957; acts June 6, 1900, ch. 786, § 4, 31 Stat. 322; Fespan. 14, 1903, ch. 552, § 7, 32 Stat. 828; Mar. 3, 1909, ch. 269, § 2, 35 Stat. 839; Mar. 4, 1913, ch. 141, § 1, 37 Stat. 736; Mar. 2, 1921, ch. 110, 41 Stat. 1203; 1939 Reorg. Plan No. II, § 4(e), eff. July 1, 1939, 4 F.R. 2731, 53 Stat. 1433, related to jurisdiction of offenses.