(Double Windmill, OH-04-19) SE of Ashtabula, Sheffield Township, Ashtabula County, OH. OH193 S. 2.4 miles from jct with I80 exit 235 E. of Ashtabula, W. on Plymouth Gageville Rd. 2.6 miles to the quilt on the N. side of the road at 2121. John Carpenter. (N41 50.065 W80 42.711) Photos by Jack & June Schmidt 6-22-15.