She was sitting now where she had sat for thirty years. Her high-backed rocker, with its cushion of copperplate patch and its crocheted tidy, stood always by a southern window that looked out on the river. The river was a sheet of crystal, as it poured over the dam; a rushing, roaring torrent of foaming white, as it swept under the bridge and fought its way between the rocky cliffs beyond, sweeping swirling, eddying, in its narrow channel, pulsing restlessly into the ragged fissures of its shores, and leaping with a tempestuous roar into the Witches' Eel-pot, a deep wooded gorge cleft in the very heart of the granite bank.