GREAT BRITAIN. 5 Guineas, 1691. London Mint. William & Mary. NGC EF-45.S-3422; Fr-299; KM-479.1. TERTIO on edge. First year of issue of this four year type. Boldly struck with nice honest wear and plenty of remaining luster in the protected areas. A wholesome and original looking example worthy of serious consideration certain to add depth to the next collection it enters.