Mo. Rev. Stat. § 483.670: Records of magistrate courts transferred.

All records belonging to a magistrate court on January 1, 1979, shall on January 2, 1979, become records of the circuit court. The circuit clerk and division clerks who have immediate control of such records are authorized to issue certified copies of such magistrate court records, and all courts of this state shall recognize such certified copies as if made by a clerk of the original court.