(MI-81-69) NE of Ann Arbor, Ann Arbor Township, Washtenaw County, MI. Barton Shore Dr. NW (curves N.) 0.6 miles from jct with Bus.US23 to the turret on the W. side of the road at 325. (N42 18.693 W83 45.102) Photo by Mark Comstock & Kim Flanery 7-23-21.