PHILIPPINES. Mint Error -- Struck on a 40% Clad 50 Cent Planchet -- Piso, 1969. San Francisco Mint. PCGS MS-65.KM-201. Possible UNIQUE and of great interest to collectors of United States mint errors as well as collectors of Philippine mint errors. Sharply struck, fully brilliant with proof-like surfaces and exceptional eye appeal. A sensational item sure to excite potential bidders.From the Ray Czahor Collection.