(Le Roy #1) in Le Roy, McLean County, IL. Chestnut St. SW 0.25 miles from jct with I74 exit 149, SE (left) on Bicentennial Dr. (E400N Rd./CR21) 0.1 miles to the tower on the SW side of the road. (N40 20.061 W88 45.994) Photos 10-10-09.