United States Code Title 19 — Customs Duties §§ 21 to 24. Repealed. Aug. 2, 1956, ch. 887, § 4(a)(8)–(11), (13), 70 Stat. 947 §§ 21 to 24. Repealed. Aug. 2, 1956, ch. 887, § 4(a)(8)–(11), (13), 70 Stat. 947