Columbia subject headings:
Louisiana--History--Civil War, 1861-1865.
Railroads--Louisiana--History--Civil War, 1861-1865.
Harvard subject headings:
Louisiana--History--Civil War, 1861-1865
Louisiana--History--Civil War, 1861-1865--Transportation.
Railroads--Louisiana--History--19th century.
Railroads--Louisiana.
United States--History--Civil War, 1861-1865--Transportation.
Princeton subject headings:
Louisiana--History--Civil War, 1861-1865.
Railroads--Louisiana--History--Civil War, 1861-1865.