Mo. Rev. Stat. § 271.080: Appraisers — oath — duty.

The appraisers shall be sworn to fully, fairly and impartially view and appraise the property; and their appraisement, embracing a description of the size, color, age, sex, marks and brands thereof, and reciting the fact that they were duly sworn, shall be entered by the associate circuit judge on his stray book.