(Provenza, WI-65-06) in Fontana, Walworth County, WI. Fontana St. E. (curves S.) 1.6 miles from jct with WI67 in Fontana, E. on Harvard 1 block, S. on Walworth 0.05 miles (to jct with Locust) to the house on the E. side of the road at 647 Walworth. (N42 32.667 W88 34.152) Photo 5-29-02.