Mo. Rev. Stat. § 492.560: Duty of recorder on receiving deposition.

The recorder of the county where such depositions properly belong shall, on receiving the same, endorse the manner of their transmission to him, and immediately record the depositions, with the accompanying papers, and his certificate as to the manner of their transmission, and shall make his certificate on the back of the depositions, that the same, together with the accompanying papers, naming them, were by him duly recorded, and deliver the original depositions and accompanying papers to the party on whose petition the commission issued.