1997年10元。四枚精制套币。黄河文化系列二。1)青铜器。 KM-1077.2) 钱币。 KM-1078.3)书法。 KM-1079.4) 陶器。KM-1080.连证书 #01072。CHINA. 10 Yuan Proof Set (4 Pieces), 1997. Yellow River Culture, Series II. All NGC PROOF-69 Ultra Cameo.1) Bronze Ware. KM-1077.2) Coinage. KM-1078.3) Calligraphy. KM-1079.4) Pottery. KM-1080.Includes the certificates of authenticity serial #01072.