1952年50分试作样币。加厚版。 铝製。发行量仅104枚。模具抛光痕迹反射光滑的光泽。罕见而出色的一枚。 LAOS. 50 Cents Piefort Essai (Pattern), 1952. PCGS SPECIMEN-63 Gold Shield. KM-PE3; Gad-3; Lec-7. Struck in aluminum. Mintage: 104 pieces. A satiny luster results form heavy die polish lines going in multiple directions. Truly an incredible and rare piece.