The Records of the Coalition on West Valley Nuclear Wastes documents activities of the Coalition while monitoring the operations of the West Valley Nuclear Waste site in Western New York, including government and corporate documents that the Coalition collected.

This collection consists of photographs of North and South Campus buildings and sites in various stages of construction.

The Gary & Patti Michael collection includes newspaper clippings, newsletters, meeting minutes, correspondence, speech drafts, video, and other ephemera that includes stickers and posters reflecting the Michael’s activities in Citizens Against Radioactive Dumping (C.A.R.D.) and Don’t Waste New York. C.A.R.D. formed to fight against the siting of a low-level radioactive waste dump proposed for Cortland County in 1988, while Don't Waste New York pursued similar goals in the rest of the state.

Edwin C. Bearrs History of the Pocantico Hills estate was created for the National Park Service, and ultimately served to begin building the case for Kykuit's designation as a National Historic Site. The study is primarily focused on the business and philanthropic activities of John D. Rockefeller, Sr., and his impact on Pocantico and the surrounding area.

The Hudson River Conservation Society was founded in 1936 in order to preserve and protect scenic and historic landmarks in the Hudson Valley and seek regulation when necessary to achieve this. The Hudson River Conservation Society Collection documents the history and continued efforts of the Society as a non-profit agency, fighting for the conservation and protection of the Hudson River, its surroundings, and its environment. The Hudson River Conservation Society collection consists of correspondence, office records, reports, memoranda, newsletters, brochures, maps, newspaper clippings, press releases, opinion polls, financial records, scrapbooks, photographs, books, and other printed material.

Records of a Connecticut textile firm, including material on its branch operations, Charter Oak Company and Eagle Mill Company; correspondence and letter books (1843-1905); financial records, including bills and receipts, cash books, checkbooks, and time sheets (1837-1939); legal papers, including incorporation papers, 1893; references to a strike, 1934; and ledgers (1857-1937).

This collection documents, though partially, the professional life of architectural and art historian, librarian, and preservationist James Grote Van Derpool (1903-1979). Generally, this collection contains correspondence, office files, printed materials, photographs, slides, literary productions, and legal documents. A large portion of this collection consists of papers that reflect the activities of Van Derpool as "defender of the architectural treasures," including records and papers relating to research done for the National Parks Service. Also in the collection are records of lectures on the history of American architecture given at educational institutions, clubs, societies, business organizations, and religious and cultural group meetings. There are also papers relating to Van Derpool's research on the history of Avery Library at Columbia University and the life and work of Italian architect Leon Battista Alberti. Additionally, there is a group of records of the Advisory Committee of the University of Illinois for the time period when Van Derpool was chairman. Van Derpool's book collection was incorporated into the permanent collection of Avery Library after his death.

The collection contains drafts of papers and articles as well as other materials relating to Marian White's work on the prehistory and ethnohistory of the Iroquois and other Native American groups in New York State. Also included are detailed course notes from graduate work at the University of Michigan and personal memorabilia.

Scrapbooks including topics related to the history of Schenectady, NY, with particular emphasis on the history of railroads, the Mont Pleasant neighborhood, the Westinghouse family and company, local schools and churches, and the YMCA.

Correspondence, legal documents, financial records, and memorabilia concerning the Holland Land Company, Colonel John Lincklaen, Jonathan Denise Ledyard, Helen Ledyard Lincklaen, Jane Strawbridge Ledyard, other Ledyard and Lincklaen family members, and Lorenzo mansion in Cazenovia. Photocopies and microfilm only, no originals.