Columbia subject headings:
Harvard subject headings:
United States--History--Civil War, 1861-1865
United States--History--Civil War, 1861-1865--Campaigns
United States. Army--History--Civil War, 1861-1865.
United States. Army--Organization--History--19th century.
Princeton subject headings:
United States--History--Civil War, 1861-1865--Campaigns.
United States. Army--History--Civil War, 1861-1865.
United States. Army--Organization--History--19th century.