Ohio Revised Code Title LV. Roads Highways Bridges § 5533.11

The road known as state route number twenty-eight, running in a northeasterly and southwesterly direction, commencing at the village of Milford in Hamilton and Clermont counties and extending through the counties of Clermont, Warren, Clinton, Highland, and Ross to a point of junction with United States route number fifty, and through the municipal corporations of Blanchester, Martinsville, New Vienna, Highland, Leesburg, and Greenfield shall be known as “General Duncan McArthur highway.”

The director of transportation shall erect suitable uniform markers upon said highway indicating the name thereof, such markers to have a background of white enamel, bearing in black enamel the bust of General Duncan McArthur and the words “General Duncan McArthur highway.”