...ossing of the Rappahannock at the railroad bridge with a pontoon bridge across the river and a tete du point covering it. Meade in the meantime had gradually moved his army up to the vicinity of Warrenton and Warrenton Junction, and we had sent forward, on several occasions, wagons strongly guarded by infantry to bring back the rails that had been torn up from the railroad between Bealton and the rive...