...rses, and their camps, with all their equipage, ammunition, etc.--General Curtis's Despatch. As the National gunboat St. Clair was passing Palmyra, twenty-four miles above Fort Donelson, on the Cumberland River , she was fired into by a section of King's rebel Missouri battery, belonging to the army under General Van Dorn. The third shot struck the supply-pipe of the steamer, rendering her unmanageable, an...