Section, acts Mar. 3, 1917, ch. 162, § 5,
39 Stat. 1069; Mar. 4, 1917, ch. 192,
39 Stat. 1202; Feb. 24, 1919, ch. 18, title XIV, § 1407,
40 Stat. 1151; Jan. 11, 1934, ch. 1, title I, § 12,
48 Stat. 316, prescribed punishment for violation of section
122 of this title.