- United States -- History -- Civil War, 1861-18653
- United States -- History -- Civil War, 1861-1865 -- Poetry2
- United States Military Academy1
- United States-- History--Civil War, 1861-1865--Veterans2
- United States--History--Civil War, 1861-18657
- United States--History--Civil War, 1861-1865--African Americans2
- United States--History--Civil War, 1861-1865--Hospitals1
- United States--History--Civil War, 1861-1865--Maps1
- United States--History--Civil War, 1861-1865--Naval operations--Confederate States1
- United States--History--Civil War, 1861-1865--Participation, African American1
- United States--History--Civil War, 1861-1865--Poetry3
- United States--History--Civil War, 1861-1865--Regimental histories--Army of the Potomac1
- United States--History--Civil War, 1861-1865--Songs and music1
- United States--History--Civil War, 1861-1865.1
- United States--History--Mexican War, 1845-18481