Collection of correspondence, financial and legal documents, clippings, exhibition catalogs, poems related to Thomas Cole and family.

Thomas Worth Olcott (1795-1880) was born in Hudson, Columbia County, New York, to Josiah and Carolina Worth Olcott. Olcott eventually became president of the Mechanics and Farmer Bank in Albany, New York, and served on the boards of the Albany Law School and the Dudley Observatory, among others. This collection contains estate records, correspondence, newspaper clippings, bills, account books, photographs, scrapbooks, and genealogical information.

When Stephen van Rensselaer inherited the rights to the Manor of Rensselaerswyck in 1785, a survey of the holdings was made. The holdings were divided into two parts: the East Manor and the West Manor. The East Manor consisted of the areas known as Elizabethtown (Brunswick), Phillipstown (Nassau), Roxborough (Grafton), Greenbush, Schodack, Stephentown, Middletown, and Little Hoosick. This collection contains correspondence, financial records, reports, advertisements, troop rosters, property records, inventories, and other related materials.

Walter Launt Palmer (1854-1932) was born in Albany, New York, and became a prominent landscape painter. This collection includes diaries, correspondence, personal papers, studio books, and photographs.

The Wemple Family Genealogical Papers span the period from 1894-1905 and primarily contain documents relating to the Wemple and Louck families.

William Wheeler (1780-1833) seems to have been one of the first of the Wheeler family in Albany County, New York. Born in Oyster Bay, New York, he became a wheelwright and farmer in Westerlo. This collection contains genealogies, correspondence, and other family-related materials.