(Sandstone Excavation) in Oklahoma City, Oklahoma County, OK. 10th St. E. 0.35 miles from jct with I35 exit 129, S. on Bryant Av. 0.5 miles, E. on 4th St. 100yds to the tower on the N. side of the road. (5-31-09, N35 28.291 W97 27.477) Photos by Jack & June Schmidt.