(16 sides, 41', WY-07-02) in Riverton, Fremont County, WY. Pershing Av. W. 0.9 miles from jct with US26 (Federal Blvd) to the house on the N. side of the road at 708. (N43 01.840 W108 23.898) Photo by Jack & June Schmidt 6-21-13.