(Mazon #1) in Mazon, Grundy County, IL. IL47 (East St.) S. 120 yds from jct with North St., W. on South St. 0.1 miles, jog S. on Main St. & continue W. on South St. 0.3 miles, jog N. on 7th St. & continue W. on South St. 100 yds to the tower on the S. side of the road. (N41 14.246 W88 25.692) Photos 9-4-10.