Statistics for occurrence #1 of “Charleston Harbor, S. C.” in chapter 6 of Capt. Calvin D. Cowles , 23d U. S. Infantry, Major George B. Davis , U. S. Army, Leslie J. Perry, Joseph W. Kirkley, The Official Military Atlas of the Civil War:

... Charleston Harbor, S. C.
To be consulted in connection with Index to the Atlas. The references are to volumes and pages of the Official Records...
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