Section text and notes
July 18, 1918, ch. 156 40 Stat. 912 Mar. 3, 1919, ch. 96 40 Stat. 1291 Apr. 16, 1926, ch. 148 44 Stat. 297 Sections, acts , §§ 1–5, , 913; , ; , , created Commission for the Standardization of Screw Threads and provided for composition of Commission, its duties, and pay.