New York State Military Museum and Veterans Research Center
https://museum.dmna.ny.gov/unit-history/infantry-1/59th-infantry-regiment
WEBThe 59th, the "Union Guards," was organized in New York city from the U. S. Vanguard, President's Life Guard, U. S. Volunteers, Union Guard, Cameron Highlanders, Kossuth Guards and Cameron Legion, and was mustered into the U. S. service from Aug. 2 to Oct. 30, 1861, for a three years' term.
DA: 17 PA: 99 MOZ Rank: 44