PUBLIC LAWS-CH. 646-JUNE 25,1948 person pursuant to a judgment of a court of the United States, or of any State, if it appears that the legality of such detention has been determined by a judge or court of the United States on a prior applica- tion for a writ of habeas corpus and the petition presents no new ground not theretofore presented and determined, and the judge or court is satisfied that the ends of justice will not be served by such inquiry. § 2245. Certificate of trial judge admissible in evidence On the hearing of an application for a writ of habeas corpus to inquire into the legality of the detention of a person pursuant to a judgment the certificate of the judge who presided at the trial resulting in the judgment, setting forth the facts occurring at the trial, shall be admissible in evidence. Copies of the certificate shall be filed with the court in which the application is pending and in the court in which the trial took place. § 2246. Evidence; depositions; affidavits On application for a writ of habeas corpus, evidence may be taken orally or by deposition, or, in the discretion of the judge, by affidavit. If affidavits are admitted any party shall have the right to propound written interrogatories to the affiants, or to file answering affidavits. § 2247. Documentary evidence On application for a writ of habeas corpus documentary evidence, transcripts of proceedings upon arraignment, plea and sentence and a transcript of the oral testimony introduced on any previous similar application by or in behalf of the same petitioner, shall be admissible in evidence. § 2248. Return or answer; conclusiveness The allegations of a return to the writ of habeas corpus or of an answer to an order to show cause in a habeas corpus proceeding, if not traversed, shall be accepted as true except to the extent that the judge finds from the evidence that they are not true. § 2249. Certified copies of indictment, plea and judgment; duty of respondent On application for a writ of habeas corpus to inquire into the deten- tion of any person pursuant to a judgment of a court of the United States, the respondent shall promptly file with the court certified copies of the indictment, plea of petitioner and the judgment, or such of them as may be material to the questions raised, if the petitioner fails to attach them to his petition, and same shall be attached to the return to the writ, or to the answer to the order to show cause. § 2250. Indigent petitioner entitled to documents without cost If on any application for a writ of habeas corpus an order has been made permitting the petitioner to prosecute the application in forma pauperis, the clerk of any court of the United States shall furnish to to the petitioner without cost certified copies of such documents or parts of the record on file in his office as may be required by order of the judge before whom the application is pending. § 2251. Stay of State court proceedings A justice or judge of the United States before whom a habeas corpus proceeding is pending, may, before final judgment or after final judg- ment of discharge, or pending appeal, stay any proceeding against the person detained in any State court or by or under the authority of any State for any matter involved in the habeas corpus proceeding. After the granting of such a stay, any such proceeding in any State court or by or under the authority of any State shall be void. If no stay [62 STAT.
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