1980年中国人民银行冬季奥运会1元精铸铜币一组4枚,包括“滑冰”2枚、“花式滑冰”及“马术”,分别NGC PF68 Cameo,PF67 Cameo,PF67 Cameo 及 PF68 Cameo,#3944505-036,#3944505-040,#3944505-048 及 #3944505-073。People s Bank of China, group of 4x brass proof 1 yuan, 1980, issued for the Winter Olympics, Speed Skating (2), Figure Skating and Equestrian,graded NGC PF68 Cameo, PF67 Cameo, PF67 Cameo and PF68 Cameo respectively, #3944505-036, #3944505-040, #3944505-048 and #3944505-073. (4)