...and pushed on to Barnsville, which we found just vacated by company of the enemy's cavalry. We had here corroborated what we had heard before, that Stonemen had between 4,000 and 5,000 troops about Poolesville and guarding the river fords. I started directly for Poolesville, but instead of marching upon that point, avoided it by a march through the woods, leading it two or three miles to my left, and get...