Senator, secretary of state, and ambassador. Correspondence, letterbooks, scrapbooks, and miscellany relating to Bayard's career after the Civil War as a politician and legislator and as a cabinet official and diplomat during the presidential administrations of Grover Cleveland.

United States Army officer and Chief of Staff of the Army during and after World War I. Correspondence, reports, military training manuals, book and article drafts, lectures and speeches, notebooks, news clippings, printed matter, scrapbooks, and other papers relating to March's military career.

Army officer. General and family correspondence, diaries, military and subject files, notebooks, dispatch books, speeches and writings, financial papers, scrapbooks, and other material pertaining chiefly to McCoy’s military career and to various diplomatic assignments.

Public official and journalist. Correspondence, diaries, memoranda, press releases, newspaper clippings, speeches, articles, scrapbooks, and other papers relating to Sweetser's career in journalism and diplomacy.

Naval officer and commander-in-chief, Asiatic Fleet. Official and personal correspondence reflecting life in Asia and military records, journals, notebooks, writings, and other papers relating mainly to Taylor’s military career.

Naval officer. Correspondence, writings, notes, reports, printed matter, and other papers relating chiefly to conditions in East Asia before and during the renewal of hostilities between China and Japan in the late 1930s.