...r of good forty-two-pounders of the old pattern, which I afterward had rifled and banded. I found a continuous floating boom of large timbers, bound together and interlinked, stretching across from Fort Sumter to Fort Moultrie. But this was a fragile and unreliable barrier, as it offered too great a resistance to the strong current of the ebb and flood tide at full moon, especially after southeasterly ga...