...dria railroad was its line. When it abandoned that, its halts at the Wilderness and Spotsylvania Courthouse opened up a new line via Acquia Creek. As it advanced to the Annas, the Rappahannock at Port Royal furnished another efficient water line. When it reached the Pamunkey, the York river and Chesapeake Bay gave it one still more efficient; and finally, when its last march brought it to the James, t...