...rs. The road across the meadow leads to Holmes's position on the River road.--Editors. While the enemy's artillery was firing upon us General Sumner withdrew part of his corps to the slope of Malvern Hill , to the right of the Malvern house, which descended into the valley of Western Run. Then, deeming it advisable to withdraw all our troops to that line, he ordered me to fall back to the Malvern hou...