(Control Gauging, 2005, MI-81-43) S. of Ann Arbor, Pittsfield Charter Township, Washtenaw County, MI. State St. S. 1.8 miles from jct with I94 exit 177 on the S. side of Ann Arbor, E. on Venture Dr. 300’ to the bldg on the N. side of the road at 5200. (N42 12.768 W83 43.969) Photos by Mark Comstock & Joan Berman 1-13-08.