(Stone Ridge Retreat, OH-37-01) S. of Logan, Washington Township, Hocking County, OH. OH93 S. 7.8 miles from jct with US33 on the S. side of Logan to the house on the W. side of the road at 19233 up a hill. (06-2005, N39° 26.73', W82° 26.44') Photos by Jerry Freeze.