...bertson's brigade, forming the right wing of our line, should be sent, and from which, in case of urgency, they should be transmitted by me to General Jackson, at Bunker Hill. Our route lay through Martinsburg , where a well-dressed man, mounted on a good-looking horse, was turned over to me by the town authorities as a spy. He had been arrested there, and it was said the evidence was pretty clear that he h...