...rts of cannon. The fire seemed to be beyond Cashtown, and as it increased he left me and rode faster for the front. The brigades of Gamble and Devin of Buford's cavalry were the force that met Pettigrew 's brigade on the afternoon of the 30th, when the latter retired to the post of the divisions at Cashtown. From Gettysburg roads diverge to the passes of the mountains, the borders of the Potomac...