1. See e.g. Roebuck v Mungovin [1994] 2 AC 224, at 235, per Lord Browne-Wilkinson. A LEXIS search revealed 227 English cases in which the expression “equitable estoppel” has been employed.
2. S. Wilken and T. Villiers (1837) 6 Ad & El 469, at 474.
3. S. Wilken and T. Villiers (1854) 5 HLC 185.
4. S. Wilken and T. Villiers [1947] KB 130.