This series of images were taken during the Philadelphia Centennial Exposition when the unit was encamped in Fairmount Park, the Centennial Grounds were not far away. The images depict the encampment, headquarters, company quarters, armed units, staff photographs, unit members outside their tents, and campground for the New York National Guard troop participating in the Great Military Parade held July 4, 1876, during the Centennial Exhibition. The Great Military Parade included around 10,000 military who processed through the city for over one and a half hours.

The 23^rd Regiment of the New York State Militia New York National Guard was mustered in June 16, 1862 and mustered out July 22, 1863. This regiment, located in Brooklyn and still in existence, dates from the 20th of January, 1862, when its first company (A) was mustered into the State service; the regimental organization was perfected July 14, 1862. The regiment received authority to place silver lances of its colors, engraved as follows: On the National Color. – Gettysburg Campaign, 1863. On the State Color. – Draft riot, July and August, 1863; Esat New York, September 22, 1863; Brooklyn, November 6, 1864; Brooklyn, February 16, 1870; Orange riots, 1871; Hornellsville, July 22, 1877; Buffalo, August, 1892; Brooklyn, January, 1895; Albany, 1901. Civil War: This regiment (ten companies) left the State June 18, 1863, commanded by Col. William Everdell, Jr. It was mustered in the United States service for thirty days at Harrisburg, where, and in the vicinity of which, it served in the 3d Brigade, 1^st Division, Department Susquehanna. It was mustered out at Brooklyn, July 22, 1863. It participated in the following engagements: June 28^th, at Oyster Point, Pa.; July 1, 1863, at Carlisle, Pa. The above taken from New York in the War of the Rebellion, 3^rd ed., Frederick Phisterer, Albany: J.B. Lyon Company, 1912.

It is possible multiple copies of this album produced; however, no copies are found on OCLC.