Mo. Rev. Stat. § 490.230
Current with changes from the 2023 Legislative Session
Exemplifications from the books of the executive department of the United States, or any papers filed therein, shall be evidence when attested by the President or the chief of either of the departments, or from any state or territory, of like books or papers, when attested by the governor or the secretary of state thereof, under his official seal.
§ 490.230, RSMo
RSMo 1939 § 1826