Papers of the members of the Brockway family (of Central New York State, Syracuse, N.Y, and Fulton County, N.Y.). The collection consists of correspondence (largely incoming, to various family members), account books, church records, diaries, financial and legal papers, and memorabilia.

Papers of Lucy Ann Lewis and her husband David M. Horton. Collection contains genealogical material of the Lewis family of Oneida County, New York, account books, diaries, and photographs. Of special interest is a diary kept by Mrs. Horton, 1877-1878, with daily summaries of commodity prices, weather, and her daily workload, as well as reference to her husband's business, and news items.

Papers of a Kingston, New York family include correspondence (1740-1930); account books (1768-1770); a daybook (1758-1779); ledgers (1776, 1791-1808); journals, diaries, family Bibles, legal papers (1753-1804), and memorabilia. The bulk of the collection consists of business records of Cornelius Wynkoop and his sons, Cornelius C. Wynkoop and John C. Wynkoop.