Statistics for occurrence #1 of “First Sergeant Louis W. Swan” in chapter 3, page 76 of Caroline E. Whitcomb, History of the Second Massachusetts Battery of Light Artillery (Nims' Battery): 1861-1865, compiled from records of the Rebellion, official reports, diaries and rosters:
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† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.