...'s order, was two-fold—to drive back the enemy's pickets from their advanced position and to procure a supply of forage. The latter was to be procured, according to the orders of the day, at Gunnell 's or any other rank secessionist's in the neighborhood. The band of marauders between Dranesville and the river was not to be neglected. The First Brigade, commanded by General Reynolds, w...