This material includes correspondence, reports, and minutes of meetings, concerning the organization and development of the Cold Spring Harbor Laboratory of Quantitative Biology (formed, 1962), and the Biological Laboratory of the Long Island Biological Association (1958). The correspondents include M. Demerec, Walter Hines Page, and Edward L. Tatum.

Twelve reels of letters, diaries, minutes, reports, speeches, accounts, and other archival material of missionaries and individual Quakers, 1791-1908. Includes: Minutes of the Committee for Promoting the Improvement and Gradual Civilization of the Indian Natives (1795-1895), Minutes of the Friendly Association for Regaining and Preserving Peace with the Indians by Pacific Measures (1756-1891); miscellaneous papers of teachers, pupils, visitors to Tunessassa Indian School, Quaker Bridge, New York, mostly twentieth century.

These papers include letters, reports, minutes, memoranda, and addresses to Indian chiefs, selected from the Pickering papers from the Massachusetts Historical Society. Includes letters and documents pertaining to Pickering, Henry Knox, John Sergeant, Jasper Parrish and Samuel Kirkland; relates to New York and Western Indian affairs, principally Iroquois, but also Nanticoke, Shawano, Delaware, Wyandot, Miami, Seneca.