United States Code Title 16 — Conservation §§ 172 to 177. Repealed. June 25, 1948, ch. 646, § 39, 62 Stat. 992, eff. Sept. 1, 1948 §§ 172 to 177. Repealed. June 25, 1948, ch. 646, § 39, 62 Stat. 992, eff. Sept. 1, 1948