Columbia subject headings:
Customary law--Great Britain.
Law--History.
Thorne, Samuel E. (Samuel Edmund), 1907-1994.
Harvard subject headings:
Customary law--Great Britain.
Law--Great Britain--History
Law--History
Thorne, Samuel E. (Samuel Edmund), 1907-1994.
Princeton subject headings:
Customary law--Great Britain.
Law--History.
Thorne, Samuel E. (Samuel Edmund), 1907-1994.