Mo. Rev. Stat. § 227.433: Tom Boland Highway designated for a portion of U.S. Highway 61 in Marion County.

The portion of U.S. Highway 61 from the intersection with Warren Barrett Drive continuing north through the city of Hannibal to County Road 407 in Marion County shall be designated as the "Tom Boland Highway". The department of transportation shall erect and maintain appropriate signs designating such highway, with the costs to be paid for by private donations.