(Ohio Bldg, OH-25-11) in Ohio Expo Center & State Fair grounds in Columbus, Franklin County, OH. 11th St. W. 0.25 miles from jct with I71 exit 110 in Columbus, N. into the Expo Center. The bldg is about ¼ mile to the N. (N39 59.860 W82 59.460) Photo by Mark & Gordie Comstock & Joan Berman 9-20-09.