Columbia subject headings:
Constitutional law--Great Britain.
Law--Great Britain.
Harvard subject headings:
Constitutional law--England--Early works to 1800.
Constitutional law--Great Britain--Early works to 1800.
Fortescue, John, Sir, 1394?-1476? De laudibus legum Angliae.
Great Britain--Constitutional law.
Hengham, Ralph de, -1311. Summae.
Law--England
Law--England--Early works to 1800.
Law--Great Britain--Early works to 1800
Princeton subject headings: