Section 111, act Apr. 19, 1918, ch. 58, 1, 40 Stat. 533, related to prohibited acts affecting homing pigeons owned by United States. See section 45 of Title 18, Crimes and Criminal Procedure. Section 112, act Apr. 19, 1918, ch. 58, 2, 40 Stat. 533, related to possession of pigeons as evidence of violation of law. See section 45 of Title 18. Section 113, act Apr. 19, 1918, ch. 58, 3, 40 Stat. 533, related to punishment. See section 45 of Title 18.