The board of county commissioners of any county shall have control of the sale, rental, and management of real property owned by the county acquired in satisfaction of school - fund loan mortgages or through foreclosure, or acquired through tax - deed proceedings or in payment of taxes, as provided in §§ 7-31-1 to 7-31-36 , inclusive. Source: SL 1939, ch 25 , § 2; SDC Supp 1960, § 12.3402.