Railroads. To amend Clayton antitrust act, hearings on H. J. Res. 166 [extending until Jan. 1, 1919, effective date of sec. 10 of act to supplement existing laws against unlawful restraints and monopolies, approved Oct. 15, 1914, relative to prohibiting of dealings in securities, supplies or other articles of commerce between common carrier and another corporation, firm, partnership or association under certain conditions]; statement of Alfred P. Thom, Dec. 6, 1917.