Lectures on History by Andrew D. White, Vol. II, notes of Francis W. Halsey, 1871-1872

Scrapbooks of letters, clippings, pamphlets, and photographs relating to personal and professional activities of Francis W. Halsey; awards won by Francis W. and Frederick A. Halsey; Frederick A. Halsey's student notebooks, stock certificates, blueprints, published articles and books, typescript articles, and letters; and photographs, letters, and pamphlets concerning Olga Halsey, Marion S. Halsey, and Dr. Gaius Leonard Halsey. Also, a scrapbook compiled by Stella Spencer Halsey (Mrs. Frederick A.) and a Spencer family genealogy, as well as a volume evidently presented to Frederick A. Halsey in 1906 in appreciation of his work repairing clocks. Laid in the volume are notes and clippings relating to clock repairs.

Also, typewritten drafts and published versions of articles by Frederick A. Halsey, opposing the adoption of the metric system, including his article "The metric fallacy" in the Sibley Journal of Engineering (1931); a watercolor portrait of Frederick Halsey, dated 1935; portrait photographs of him, 1923 and circa 1935; poems written to him by his friends, circa 1909; and correspondence between Olga and Marion Halsey and Fred H. Colvin (1954-1965).