Every writ shall be captioned with the style of the case, shall be entitled "Writ of Habeas Corpus," and shall be issued in the name of the State of Missouri. All such writs or orders to show cause shall be issued under the seal of the court, unless issued by a judge out of court in which event the writ or order shall be signed by the judge. The writ or order shall be directed to the person having custody of the person restrained and shall designate a time for filing an answer to the petition, which shall not be later than three days after service. For good cause additional time may be allowed.

The sources are prior Rules 91.06, 91.07, 91.09 and 91.15.

Compare: 28 U.S.C. Section 2243.