Belmont (1878-1979) was an American actress and a prominent public figure. The collection includes correspondence, subject files, and personal materials.

Papers of the American poet, novelist, biographer. Correspondence (1905-1962), with George Pierce Baker, Lucien Price, Alice Ehlers, Albert Schweitzer, Van Wyck Brooks, Reinhold Niebuhr, Jack London, and others; research files on subjects of his biographies: Edwin Arlington Robinson, Theodore Roosevelt, and Schweitzer; manuscripts of writings (1904-1958); and memorabilia (1907-1962), including clippings and photographs.