...person to appear before the Director of Public Works and produce books and papers if so ordered and give evidence touching the matter in question; and any failure to obey such order of the court may be punished by such court as a contempt thereof. "SEC. 11. Upon the application...

...such |K?rsons to api>ear before the said committee and produce books and pai>ers. if so ordered, and give evidence touching the matter in question, and any failure to obey such order of the court may be punished by such court as a contempt thereof. The claim that any such...

...requiring such person to appear before said committee and produce books and papers, if so ordered, and give evidence touching the matter in question, and any failure to obey such order of the court may be punished by such court as a contempt thereof. The claim that any such...

...obey a soibpena issued to any corporation or other person, issue an order requiring such corporation or other person to appear before the Commission, or...application of the Attorney General of the United States, at the request of the Commission, the district courts of the United States shall have jurisdiction...

...by the Attorney General, issue an order requiring such person to appear before the Attorney General or to produce documentary evidence, if so ordered,...touching the matter in question, and any failure to obey such order of the court may be punished by that court as a contempt upon itself. The investigation...

...by the Attorney General, issue an order requiring such person to appear before the Attorney General or to produce documentary evidence, if so ordered,...touching the matter in question, and any failure to obey such order of the court may be punished by that court as a contempt upon itself. The investigation...

...order requiring stich < tlon or other person to appear before the Commission, or to produce documentar evidence if so ordered, or to give evidence touching the matter in question ; any failure to obey such order of the court may be punished by such court as ¡ contempt thereof....

...order requiring stich < tlon or other person to appear before the Commission, or to produce documentar evidence if so ordered, or to give evidence touching the matter in question ; any failure to obey such order of the court may be punished by such court as ¡ contempt thereof....

...issued to any person, issue an order requiring such person to appear before the Secretary of Agriculture or to produce documentary evidence if so ordered,...touching the matter in question ; and any failure to obey such order of the court may be punished by such court as a contempt thereof. "(d) Witnesses summoned...

...evidence touching the matter question ; and any failure to obey such order of the court may be punished by such court as a contempt thereof. Upon the application of the Attorney General of the United States, at the request of the commission, the district courts of the United States shall have jurisdiction...