...rs; the Nantucket, Commander D. M. Fairfax; the Nahant, Commander John Downes, and the Keokuk, Commander A. C. Rhind. The vessels were ordered to pass without returning the fire from batteries on Morris Island ; when within easy range of Fort Sumter they were to open upon it, and take position to the north and west, at a distance of eight hundred yards, firing low, and at the centre embrasure. The necessi...