... began to recede General Meade crossed the Potomac east of the Blue Ridge and began to occupy the gaps, which called for a southern march of the Confederates. On the 19th my command was ordered to Millwood to secure, if possible, Ashby's Gap, but as the enemy's cavalry was on the opposite bank, and the waters were too high for us to get over, we marched on to Manassas, then for Chester Gap. As high u...