(Pine Grove, OH-11-61) SW of Urbana, Mad River Township, Champaign County, OH. US36 W. 4.55 miles from jct with US68 in Urbana, S. on OH560 1.8 miles, W. (turns S.) on Old Troy Pike 2.1 miles the quilt ahead at 5787. Ralph & Carol Wilson. (N40 04.810 W83 52.451) Photos by Jack & June Schmidt 6-7-15.