(Guard house, 17', MO-95-16) in Clayton, St. Louis County, MO. Hanley Rd. N. 0.6 miles from jct with I64 exit 32 SW of Clayton, E. on 0.4 miles, N. on Somerset 50’ to the bldg on the E. side of the road. (1-6-05, N38 38.20 W90 19.71) Photo by Jack Schmidt.