...roe and the Rip-Raps. The Merrimac pursued at full speed until she came well under the fire of the latter port, when she retired to her moorings at the mouth of the river. After the evacuation of Norfolk the Merrimac was taken above Craney Island and blown up on the 11th of May. The Monitor was then up James river, having gone up the day before, and was probably more than fifty miles away. She ha...