We have finally begun mopping up after spending the summer putting a new cement foundation under the eastern end of our house and installing a new heating system. We hope we'll be a little warmer and dryer this winter.This stone retaining wall, one of two, is the attractive bonus of the project. The thicket of blackberries, invasive pasture roses, asters, weed trees and goldenrod has been removed so that we can have access to the new basement wall…