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  • Preliminary chart of St. Helena Sound, South Carolina

    Scale 1:40,000. LC Civil War Maps (2nd ed.), 389.3 Triangulation, topography, and hydrography executed in 1851, 1856, and 1857. General chart indicating soundings and bottom contours. Includes sailing directions. Description derived from ...

    • Contributor: United States Coast Survey
    • Original Format: Maps
    • Date: 1864