(IL-08-04) SE of Chadwick, Wysox Township, Carroll County, IL. IL40 E. 1.4 miles from jct with School St. on the SE corner of Chadwick, S. on Provant Rd. 0.8 miles to the crib on the W. side of the road at 4508. (6-27-05, N41° 59.91', W89° 51.44') Photo by Paul Myers.