(Ohio Star, IA-61-05) in Winterset, Madison County, IA. Summit Rd. E. 0.6 miles from jct with US169 on the SW side of Winterset to the quilt on the S. side of the road at 1470. County Fairgrounds. (N41 19.786 W94 01.794) Photos by Jack & June Schmidt 7-23-12.