Correspondence, diary, daily journal (1863-1865), drafts and annotated proof sheets of Bates's writings, newspaper clippings, printed matter, facsimiles, photographs, and other papers. Includes eleven Abraham Lincoln manuscripts and letters of Civil War commanders such as Jefferson Columbus Davis, Richard Stoddert Ewell, James Lawson Kemper, Edmund Kirby-Smith, and Robert E. Lee. Journal kept by Bates while he served as manager of the War Department telegraph office in Washington, D.C., serves as a record of military intelligence activities in the Civil War and of military telegraphic communication. Other correspondents include Andrew Carnegie, Thomas Thompson Eckert, and Robert Todd Lincoln.