Columbia subject headings:
France--History--Reign of Terror, 1793-1794.
France--History--Revolution, 1789-1799--Prisoners and prisons.
Harvard subject headings:
France--History--Reign of Terror, 1793-1794.
France--History--Revolution, 1789-1799--Prisoners and prisons.
Political prisoners--France--History--18th century.
Prisons--France--History--18th century.
Princeton subject headings:
France--History--Reign of Terror, 1793-1794.
France--History--Revolution, 1789-1799--Prisoners and prisons.