Statistics for occurrence #1 of “Ossabaw Sound” in chapter 32 of Admiral David D. Porter, The Naval History of the Civil War.:

... prey upon Federal commerce. He was also instructed to destroy the railroad at that point, if successful in taking the fort and destroying the Nashville. Commander Worden arrived off the bar at Ossabaw Sound on January 24th, 1863, but a thick fog prevailed at the time, and the Montauk did not get under-way and stand up the river until the next morning. When just outside of the range of Fort McAllister'...
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Ossabaw Sound (Georgia, United States) 162 6 6 0 0 user votes

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