Columbia subject headings:
Harvard subject headings:
Vicksburg (Miss.)--History--Siege, 1863
Vicksburg National Military Park (Miss.)--Guidebooks.
Princeton subject headings:
Guidebooks.
Vicksburg (Miss.)--History--Civil War, 1861-1865.
Vicksburg (Miss.)--History--Siege, 1863.
Vicksburg National Military Park (Miss.)--Guidebooks.