U
- United States--Maryland--Sharpsburg Region. (1)
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- United States--Mississippi--Corinth. (4)
- United States--Mississippi--Fort Wade Site. (1)
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- United States--Mississippi--Iuka. (1)
- United States--Mississippi--Jackson. (3)
- United States--Mississippi--Shiloh National Military Park. (6)
- United States--Mississippi--Tishomingo County. (1)
- United States--Mississippi--Vicksburg National Military Park. (10)
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- United States--North Carolina--Roanoke Island. (6)
- United States--North Carolina--Roanoke River. (1)
- United States--North Carolina--Salisbury Prison. (1)
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- United States--Pennsylvania--Gettysburg National Military Park. (17)
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- United States--Pennsylvania. (111)
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