Henry Van Houten Onderdonk (1815-1886) was born to Peter and Eleanor Chatterton Onderdonk. He married twice and had five children with his second wife, Sarah Potter Mitchell Onderdonk.

The Ten Eyck/Bronk Family Papers contain the records of the descendants of Jacob C. Ten Eyck (1705-1793), and primarily contain documents relating to family property and financial concerns.

The Meadows collection is comprised of documents, papers, and photographs collected by the families that owned The Meadows mansion in Cazenovia, NY. These families include The Ledyards, The Hubbards, and The Oakmans, providing a snapshot of the personal life of an upper class family during the mid 1800s to the 1950s. Please see the scope and content note for a more in depth description of the collection.

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.

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.