(MI-47-17) N. of Pinckney, Putnam Township, Livingston County, MI. Pearl St. (becomes Pinckney Rd.) N. 2.15 miles from jct with Main St. in Pinckney to the turret on the W. side of the road at 7846 up a private driveway 400’. (N42 29.103 W83 56.296) Photo by Mark Comstock 5-10-25.