19 U.S.C. § 193 to 195
Section 193, act Jan. 9, 1883, ch. 17, 22 Stat. 402, related to grain brought from Canada for grinding.
Section 194, act May 18, 1896, ch. 195, 29 Stat. 122, provided for the return free of articles and livestock exported for exhibition.
Section 195, act Mar. 3, 1899, ch. 454, 30 Stat. 1372, provided for free entry of animals taken abroad with circus or menagerie.