...rain guard was strong, Stuart was up, and Longstreet close by, they had to withdraw. [See p. 427.] The enemy proceeded to construct a new bridge and intrench a strong line covering Williamsport and Falling Waters . There were heavy rains on the 7th and 8th, but the infantry corps reached Middleton on the morning of the 9th, received supplies, crossed the mountains that day, and at its close the right was at ...