Statistics for occurrence #1 of “Fort Donelson” in chapter 14 of Admiral David D. Porter, The Naval History of the Civil War.:
...de there was an entrenched camp, and beyond this an extended line of rifle-pits, located on commanding ground.
The earthworks covered the Dover road, by which alone communication could be held with Fort Donelson .
The heights on the west commanded Fort Henry, but the works at this point were unfinished.
Grant's plan was to land and attack the enemy in the rear, while Foote was to attack their batteries ...
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