...eport that on the sixth instant, at half-past 12 o'clock P. M., I made an attack on Fort Henry, on the Tennessee River, with the iron-clad gunboats Cincinnati, Commander Stembel, (the flag-ship;) the Essex , Commander Porter; the Carondelet, Commander Walke; and the St. Louis, Lieut. Commanding Paulding; also taking with me the three old gunboats Conestoga, Lieut. Commanding Phelps; the Tyler, Lieut. Co...