(Octagon, 1893, WI-57-04) N. of Plain, Franklin Township, Sauk County, WI. WI23 N. 1.0 miles from jct with Main St. in Plain, W. on CR N 0.3 miles to the barn on the N. side of the road. (N43 17.622 W90 03.032) Photo 6-27-00.