Columbia subject headings:
Future interests--Great Britain--Cases.
Future interests--United States--Cases.
Restraints on alienation--Great Britain--Cases.
Restraints on alienation--United States--Cases.
Harvard subject headings:
Future interests--Great Britain--Cases.
Future interests--United States--Cases.
Restraints on alienation--Great Britain--Cases.
Restraints on alienation--United States--Cases.
Princeton subject headings: