Early fell back in the night as far as Newtown, and next day to Fisher's Hill, four miles south of Strasburg; and at daylight on the 20th, Sheridan moved rapidly up the Valley in pursuit. Fisher's Hill is immediately south of a little stream called Tumbling river, and at this point the rebels had erected breastworks reaching across the Valley, here only three and a half miles wide. So secure indeed did Early now consider himself that his ammunition boxes were taken from the caissons and placed behind the breastworks. On the