(Checkerboard #2) in Bethany, Oklahoma County, OK. OK66 (39th Expy) W. 3.4 miles from jct with I44 exit 123, S. on Rockwell Av. 0.35 miles, W. on NW 36th St. 0.25 miles to the tower on the S. side of the road. (5-27-09, N35 30.453 W97 38.453) Photos by Jack & June Schmidt.