... of the 6th of October, quoted in my letter of the 28th, above referred to, General McClellan disapproved of the plan of crossing the Potomac south of the Blue Ridge, and said that lie would cross at Harper's Ferry and advance upon Winchester. He, however, did not begin to cross till the 26th of October, and then at Berlin. The passage occupied several days, and was completed about the 3d of November. W...