Columbia subject headings:
Imprisonment--England--History.
Imprisonment--Wales--History.
Prisons--England--History.
Prisons--Wales--History.
Harvard subject headings:
Imprisonment--England--History.
Imprisonment--Wales--History.
Prisons--England--History.
Prisons--Wales--History.
Princeton subject headings:
Imprisonment--England--History.
Imprisonment--Wales--History.
Prisons--England--History.
Prisons--Wales--History.