Mo. Rev. Stat. § 528.370: Order of sale shall specify what — shall be certified to sheriff — duty of sheriff — sale, how conducted.

The order of sale to be made in pursuance of the provisions of this chapter shall not specify the day of sale; and the clerk shall, without delay, deliver a duly certified copy thereof to the sheriff, who shall in due time proceed to advertise and sell; and the sale shall take place during some day of the term of the court, and be governed by the same regulations prescribed by law for sales of real estate under execution, notice thereof being given in the same manner by the sheriff as provided by law for such sales; provided, that where a tract or parcel of land is cut or divided by county lines, the sale of the whole thereof shall be made by the sheriff or commissioner in that county wherein the greater part of such land is situated; but in such cases he shall give notice of such sale in the other county by posting up at least five printed handbills in as many public places in such county.