Middle Fall gives way to Late Fall by the end of the week. Most black walnut trees, hackberry, cottonwood, serviceberry trees and maples are bare now. The foliage of the ginkgo trees is ready to collapse in the frost. Flocks of grackles and geese fly over almost every day, all heading south. Starlings, in their winter murmurations, swoop and dive above the cutover fields. Still, against these autumnal signs, the final days of the year’s summer coincide with the first days of second spring, which