Correspondence, legal and military papers, drafts of speeches, articles, and books, scrapbooks, maps, memorabilia, and printed matter relating chiefly to the military, political, and social history of the Civil War and postwar period. Topics include Reconstruction, the impeachment of Andrew Johnson, presidential campaigns of 1880 and 1884, Memorial Day, Grand Army of the Republic, Society of the Army of the Tennessee, World's Columbian Exposition, American Red Cross, Belgian relief work, and woman's suffrage. Principal correspondents include Clara Barton, William Jennings Bryan, George B. Cortelyou, Grenville M. Dodge, Ulysses S. Grant, Robert Todd Lincoln, John Sherman, and William T. Sherman.