1980年宁静湖冬季奥运会1元精铸铜币及30元精铸银币一对,“高山滑雪”及“速度滑冰”,分别评NGC PF Details,有清洗,及PF67 Ultra Cameo,#46200997-002, 4624282-001。Peoples Republic of China, a pair of proof copper 1 yuan and silver 30 yuan, 1980, Lake Placid Olympics, alpine skking and speed skating, NGC PF Details, cleaned and PFb67 Ultra Cameo. #46200997-002, 4624282-001