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.