Mo. Rev. Stat. § 490.310: Original deed lost — certified copy of deed, evidence when.

Whenever it shall appear that the original deed or conveyance in any of the cases specified in sections 490.280 to 490.300 has been lost or destroyed, or is not in the power of the party who wishes to use it, a certified copy of the record thereof, and of the certificate of acknowledgment or proof, shall be received in evidence upon like proof as is required in case of the original, and with like effect.