Columbia subject headings:
Constitutional law--United States.
Reconstruction.
Slaves--Emancipation--United States.
United States--History--Civil War, 1861-1865.
Harvard subject headings:
Constitutional law--United States
Reconstruction (U.S. history, 1865-1877)
Reconstruction.
Slaves--Emancipation--United States
United States--History--Civil War, 1861-1865
Princeton subject headings: