Columbia subject headings:
United States Sanitary Commission.
United States--History--Civil War, 1861-1865--Hospitals.
Harvard subject headings:
United States--History--Civil War, 1861-1865--Civilian relief
United States--History--Civil War, 1861-1865--Hospitals
Western Sanitary Commission
Princeton subject headings:
United States--History--Civil War, 1861-1865--Hospitals, charities, etc.