authority: Subdivision 9 of sec. 2, sec. 12, Act of June 28, 1906 (34 Stat. 539), sec. 3, Act of June 24, 1938 (52 Stat. 1034). Interpret or apply Act of April 18, 1912 (37 Stat. 86)
source: 28 FR 10203, Sept. 18, 1963, unless otherwise noted. Redesignated at 47 FR 13327, Mar. 30, 1982.