...in my despatch of half-past 12 P. M. to-day, passed Gaines Gross-Roads, and when last seen near sunset was passing to the north-east under the east base of Buck Mountain in the direction of Salem and Rectortown . I am inclined to believe that this column is only covering the flank of the main body, which is moving toward Front Royal and Thornton's Gap, though of this I am not certain. I shall push a stro...