1. O. E. : historian without an armchair Author/Creator: Eisenschiml, Otto, 1880-1963 Publication/Creation: Indianapolis : Bobbs-Merrill, [1963] Resource Type: Book Access & Availability: Loading
2. Oberst Heg og hans gutter Author/Creator: Ager, Waldemar, 1869-1941 Publication/Creation: Eau Claire, Wis. : Fremad Pub. Co., 1916 Resource Type: Book Access & Availability: Loading
3. Obituary discourse on occasion of the death of Noah Henry Ferry : major of the Fifth Michigan Cavalry, killed at Gettysburg, July 3, 1863 Author/Creator: Cooper, David M. 1827-1908. (David Mack) Publication/Creation: New York : J.F. Trow, 1863 Resource Type: Book Access & Availability: Loading
4. Observations in the North : eight months in prison and on parole Author/Creator: Pollard, Edward A. 1831-1872. (Edward Alfred) Publication/Creation: Richmond : E.W. Ayres, 1865 Resource Type: Book Access & Availability: Loading
5. Observations of a retired veteran Author/Creator: Tinsley, Henry C. 1834-1902. (Henry Clay) Publication/Creation: Staunton, Va. : A. Schultz, 1904 Resource Type: Book Access & Availability: Loading
6. Observations of an Illinois boy in battle, camp and prisons, 1861 to 1865 Author/Creator: Eby, Henry H. 1841-1932. (Henry Harrison) Publication/Creation: Mendota, Ill. : H.H. Eby, 1910 Resource Type: Book Access & Availability: Loading
7. Occupation of East Tennessee and the defense of Knoxville Author/Creator: Poe, O. M. 1832-1895. (Orlando Metcalfe) Publication/Creation: Knoxville : East Tennessee Historical Society, [1963?] Resource Type: Book Access & Availability: Loading
8. Occupied city : New Orleans under the Federals, 1862-1865 Author/Creator: Capers, Gerald M. (Gerald Mortimer) Publication/Creation: Lexington : University of Kentucky Press, [1965] Resource Type: Book Access & Availability: Loading
9. Occupied Vicksburg Author/Creator: Clampitt, Bradley R., 1975- author Publication/Creation: Baton Rouge : Louisiana State University Press, [2016] Resource Type: Book Access & Availability: Loading
10. Occupied women : gender, military occupation, and the American Civil War Publication/Creation: Baton Rouge : Louisiana State University Press, [2009] Resource Type: Book Access & Availability: Loading
11. Odyssey in gray : a diary of Confederate service, 1863-1865 Author/Creator: Forrest, Douglas French, 1837-1902 Publication/Creation: Richmond : Virginia State Library, 1979 Resource Type: Book Access & Availability: Loading
12. The odyssey of a southerner : the life and times of Gustavus Woodson Smith Author/Creator: Hudson, Leonne M. Publication/Creation: Macon, Ga. : Mercer University Press, 1998 Resource Type: Book Access & Availability: Loading
13. Of age : boy soldiers and military power in the Civil War era Author/Creator: Clarke, Frances M., author Publication/Creation: New York, NY : Oxford University Press, [2023] Resource Type: Book Access & Availability: Loading
14. Of times and race : essays inspired by John F. Marszalek Publication/Creation: Jackson : University Press of Mississippi, [2013] Resource Type: Book Access & Availability: Loading
15. Officers in the Confederate States navy, 1861-65. Publication/Creation: Washington : Govt. Print. Office, 1898 Resource Type: Book Access & Availability: Loading
16. The officers of the CSS Shenandoah Author/Creator: Curry, Angus Publication/Creation: Gainesville : University Press of Florida, [2006] Resource Type: Book Access & Availability: Loading
17. The official and statistical register of the state of Mississippi, 1908 Author/Creator: Rowland, Dunbar, 1864-1937 Publication/Creation: Nashville : Brandon Print. Co., 1908 Resource Type: Book Access & Availability: Loading
18. Official army list of the volunteers of Illinois, Indiana, Wisconsin, Minnesota, Michigan, Iowa, Missouri, Kansas, Nebraska and Colorado Author/Creator: Smith, Geo. B. (George B.) Publication/Creation: Chicago : G.B. Smith, 1862 Resource Type: Book Access & Availability: Loading
19. Official Army register of the volunteer force of the United States Army for the years 1861, '62, '63, '64, '65 : [Alabama]. Author/Creator: United States. Adjutant-General's Office Publication/Creation: Washington, D.C. : The Office, 1865 Resource Type: Book Access & Availability: Loading
20. Official Army register of the volunteer force of the United States Army for the years 1861, '62, '63, '64, '65 : [Arkansas]. Author/Creator: United States. Adjutant-General's Office Publication/Creation: Washington, D.C. : The Office, 1865 Resource Type: Book Access & Availability: Loading