Papers of the Union soldier (1843-1872). Served as a clerk in the 123rd New York Volunteers during the Civil War, participated in Gettysburg and Atlanta Campaigns. Worked as a surveyor following war. Diaries (1862-1865); family correspondence (1862-1878); and memorabilia, including military certificates, Cook's company's muster-out roll, photographs, and newspapers.

Union soldier during the Civil War. Letters addressed to "Amanda" from "M" (1847-1848), and from Maseker to his wife Margaret while he was a soldier in the 1st Long Island Regiment (1861-1862).

Diary of a Civil War soldier in the Union army.

Papers of the Union Army soldier from Marcellus, New York. Civil War diaries, 1862-1865; personal ledger, 1869-1870; and a photograph.

Civil War letters from cousin E. F. Hill; also letters, documents, and forms of the Masons and Knights Templar, 1875-1892.

Papers of the Civil War soldier. Letters from C. D. Pattie (or Pattee) to his wife, Lydia, describing life in camps and his disillusionment with the army; also correspondence between other individuals possibly, but not definitely, related to Pattie.

Two tintypes of individuals in Civil War uniforms, who may be women

Correspondence and memorabilia to, from, and about soldiers (Civil War through Korea)

Papers of the American naval officer. Correspondence (1806-1890), 35 outgoing letters, and a number of third party letters which illuninate Porter's promotion of the use of the Fowler Wheel as a propulsion system on torpedo boats. Also, an engraved portrait of Porter, and one of his father, David Porter (1780-1843).

Papers of the Union Army officer (ca. 1828-1883). Kozlay was a colonel in the 54th New York Volunteers. Scrapbook of incoming letters, documents, military telegrams, and orders, relating to Kozlay's military service. Letters from Hiram Barney, F.W. Seward, R.A. Witthaus, and others.