Quick search by citation:

45 U.S. Code § 164 - Repealed. Oct. 10, 1940, ch. 851, § 4, 54 Stat. 1111

Section, act Feb. 11, 1927, ch. 104, § 1, 44 Stat. 1072, related to advertisements for proposals for purchases or services rendered for Board of Mediation, including arbitration boards.