... Immense columns of the enemy, with their trains of artillery and wagons, were on the 11th plunging down the valley west of the Chattanooga Ridge, and entering by Snake Creek Gap the plateau west of Resaca and the line of the railroad and joining Hooker's corps, already there. This gap has been left open to the enemy for a number of days. It is seventeen miles southwest of Dalton, and the next gap...