(Dorchester) in Dorchester, Macoupin County, IL. Marshall St. W. 1 block from jct with Dewhirst St., S. on Hayden St. 1 block, W. on Water St. 150’ to the tower on the N. side of the road. (9-20-09, N39 05.315 W89 53.281) Photos by Jack & June Schmidt.