Columbia subject headings:
United States--History--Civil War, 1861-1865--Campaigns--Pictorial works.
United States--History--Civil War, 1861-1865--Photography.
Harvard subject headings:
United States--History--Civil War, 1861-1865--Campaigns--Pictorial works.
United States--History--Civil War, 1861-1865--Photographs.
United States--History--Civil War, 1861-1865--Photography.
Princeton subject headings:
United States--History--Civil War, 1861-1865--Campaigns--Pictorial works.
United States--History--Civil War, 1861-1865--Photography.