(IL-58-21) in Decatur, Macon County, IL. Bus.US51 S. 0.7 miles from jct with South Side Dr., E. on on Imboden Dr. 50’, S. on Mitchel 0.2 miles, E. on Allphin Av. 0.2 miles to the house on the N. side of the road at 612. (N39 48.764 W88 57.862) Photo 8-17-14.