The Campbell Family Collection, 1790s -1870s, covers four generations and documents the history of the family in Cherry Valley, Otsego County, NY in the earlier part of the nineteenth century. The main focus of the collection is the correspondence of Judge William W. Campbell and his manuscript "Annals of Tryon County." Also included are papers of Cleveland J. Campbell, Helen S. Campbell, Douglas Campbell, William A. Campbell, Henry J. Campbell, Samuel Campbell, Samuel Starkweather, Harriet Bowers Paige Campbell, James S. Campbell, and other family members. Also included an early nineteenth century manuscript music book, survey maps of Cherry Valley and Belvedere, and the correspondence, medical observations, and financial records of William B. Campbell.

Papers of Judge William Cooper, the founder of Cooperstown, and of his children, Hannah, Isaac, James Fenimore, Samuel, and William. A large part of the collection concerns the land and financial transactions conducted by Judge Cooper and his direct descendants. Of particular interest are deeds, leases, bonds, and mortgages that document his involvement in the settling of Cooperstown and Otsego County, N.Y. His papers also include correspondence, land books, and bankbooks. Isaac Cooper's papers include the contract for building his home, Edgewater. James Fenimore Cooper's papers include correspondence and fragments of literary manuscripts. The collection also contains scattered letters from a few in-laws and grandchildren of Judge Cooper, such as Susan Fenimore Cooper, as well as three photograph albums.

This collection consists of materials related to Chauncey Hill’s lumber business, 1830s; Alvin E. Hill’s dairy farm, 1890-1931; Willian Manson’s Lakeview Poultry Farm, 1914-1918; and Francis Hill’s saw mill and lumberyard, 1950s; all in Chenango County, NY.

Business correspondence of George Andurs of Adams, Jefferson County, NY in his several professional capacities. Topics include instructions to Farmers Fire Insurance and Loan Company agents with notes of rates for special premiums for various occupations and goods, list of un-insurables including brimstone works, malt houses, gun powder makers, snuff mills, varnish makers, and theaters. Some letters, pertaining to the general store and debt collection businesses are jointly addressed to him and his partner, Mr. Harter. George Andrus’ 1822 post masters appointment is noted in a letter signed by the Postmaster General, J. Neigs.

The Averell Family Papers consist primarily of the personal, business, and legal papers of William Holt Averell of Cooperstown, New York. The collection also includes a substantial number of papers relating to or written by James Averell, Jr., William Holt Averell's father. In addition, the collection includes papers relating to other members of the Averell family and genealogical information regarding the Averell, Carter, Slayton, and Waldby families. The date range is mostly from 1790 to 1880.

This collection is the by-product of Van Cleaf Bachman's research into the Low Dutch language -- which he describes as a form of Holland Dutch spoken in parts of New York State and New Jersey by the early nineteenth century -- and the preparation of a Low Dutch dictionary.

Collection primarily consists of correspondence, legal documents and other papers. The second series chiefly pertains to Peter B. Porter, whom Bull represented.

Contains Carl Carmer's literary manuscripts and other writings with related correspondence and research notes. This includes undated and unpublished manuscripts, school essays, speeches, early poems, CBS broadcast scripts, published articles, galleys, notebooks, publicity, reviews, and fan mail. The collection also contains financial records, newspaper clippings, writings of other authors, autobiography, pamphlets, family and other photographs, biographical data, greeting cards, songs and music, art books, sketch pads, illustrations in various stages for Carmer's manuscripts, and some family papers.

This collection documents the courtship and marriage of Harold Cheetham and Ella May Wilson, Williamson, Wayne County, NY.

Items relating to Judge Alden Chester and family of Westford and Schenevus, Otsego County, NY. Includes business correspondence, postcards, material pertaining to the Irving Society of Westford Literary Institute of Westford, NY; business cards, tintypes, and materials related to an illustrated talk by Arthur Chester, on "Our Civil War."