...ttery E, Independent Pennsylvania artillery, Captain Sloan, near the left of our line, on the Savannah River, opposite the upper end of Hutchinson's Island. And battery I, First New-York artillery, Captain Winegar , opposite Argyle Island, about two miles above. At seven o'clock on the morning of the twelfth instant, two gunboats and a steam transport made their appearance above Captain Winegar's position, ...