Columbia subject headings:
Harvard subject headings:
Delta (Miss. : Region)--History--19th century.
United States--History--Civil War, 1861-1865
United States--History--Civil War, 1861-1865--Naval operations.
Vicksburg (Miss.)--History--Civil War, 1861-1865
Princeton subject headings:
Mississippi--History--Civil War, 1861-1865--Riverine operations.
United States--History--Civil War, 1861-1865--Riverine operations.
Vicksburg (Miss.)--History--Siege, 1863.
Yazoo River (Miss.)--History, Military--19th century.