(Wilmington #3) SE of Wilmington, Union Township, Clinton County, OH. US22 E. 2.9 miles from jct with US68 in Wilmington, S. on OH73 1.0 miles, W. on Airborne Rd. 0.65 miles to the tower to the N. (N39 26.254 W83 46.794) Photos by Jack & June Schmidt 5-30-15.