(45', 1984, IA-52-18) W. of Iowa City, Iowa City Township, Johnson County, IA. IA1 NE 0.2 miles from jct with US218 on the SW side of Iowa City, N. on Mormon Trek Blvd 0.9 miles, W. on Rohret Rd. 0.9 miles to the house on the S. side of the road at 3527. (N41 38.694 W91 35.458) Photo by Jack & June Schmidt 6-18-12.