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“高山滑雪”、“马术”,“滑冰”及“花式滑冰”,分别NGC PF67 Cameo,PF66 Cameo ,PF68 Cameo及 PF67 Cameo,#3944505-046,#3944505-015,#3944505-093及 #3944505-026。People s Bank of China, group of 4x brass proof 1 yuan, 1980, issued for the Winter Olympics, Alpine Skiing , Equestrian, Speed Skating and Figure Skating,NGC PF67 Cameo, PF66 Cameo , PF68 Cameo and PF67 Cameo, #3944505-046, #3944505-015, #3944505-093 and #3944505-026. (4)