Mo. Rev. Stat. § 227.404: Leona Williams Highway designated for portion of U.S. Highway 63 in Maries County.

The portion of U.S. Highway 63 in Maries County which is located within the city limits of Vienna shall be designated the "Leona Williams Highway". The department of transportation shall erect and maintain appropriate signs designating such highway, with the costs to be paid for by private donation .