U.S.C. Title 15 - COMMERCE AND TRADE 15 U.S.C. United States Code, 2023 Edition Title 15 - COMMERCE AND TRADE CHAPTER 6 - WEIGHTS AND MEASURES AND STANDARD TIME SUBCHAPTER III - STANDARD GAUGE FOR IRON AND STEEL Sec. 208 - Variations From the U.S. Government Publishing Office, www.gpo.gov
§208. Variations
In the practical use and application of the standard gauge esablished 1 in section 206 of this title a variation of 2½ percent, either way may be allowed.
(Mar. 3, 1893, ch. 221, §3, 27 Stat. 746.)
1 So in original. Probably should be "established".