47th New York Regiment National Guard Infantry

1862
May 27	Mustered in for three months' United States service
May 30	Left State for Baltimore, Md.
June-September	Duty at Fort McHenry
September 1	Mustered out

1863
June 17	Again mustered in for 30 days' United States service
June 18	Left State for Washington, D.C. and duty in the defenses of the city attached to 3rd Brigade, defenses south of the Potomac, 22nd Army Corps
July 23	Mustered out