Letters, manuscripts, documents, and printed materials by and relating to explorers of both poles. Many of the letters are addressed to Vilhjalmur Stefansson or Bassett Jones. The letters for the most part discuss subjects of professional interest. Thre are printed materials, photographs and memorabilia of many expeditions and explorers.
Correspondence, manuscripts, memoranda, receipts, certificates, financial and legal documents, envelopes, clippings, pamphlets, and other printed materials dealing with social and family relationships, the sons' education, professions, and military careers, the Mexican-American War and the Civil War, real estate and financial matters, and with the deaths and bequests of various family members. Among the cataloged correspondents are: Alexander Hamilton, John Church Hamilton, Gen. Schuyler Hamilton, Ralph Isaacs Ingersoll, Charles Augustus Peabody, Gen. J. Fred Pierson, Gen. Winfield Scott, Martin Van Buren, and a manuscript by George Washington.
Correspondence, research notes, articles, clippings, photostats, and photographs. These files concern his interest in Pierre Bayle, Antoine Arlier, and the Renaissance in Provence, as well as the Romanic Review, philology, French, Spanish, and celtic studies. Among the correspondents are: Philippe Berthelot, Nicholas Murray Butler, F.R. Coudert, John H. Finley, the Prince de Ligne, Curtis Hidden Page, William B. Parsons, and Aime ́Puech.
Correspondence files of Roberts Brothers, pertaining to all departments, editorial, production, advertising, and sales. Also, some miscellaneous letters and documents, unrelated to Roberts Brothers, which deal with various legal matters, including those of Frederick D. Ely and of William A. Dunn, from 1838 until 1932, and letters to the Secretary of Harvard University from 1900 to 1907.
