光绪二十三年(1897)北洋机器局一圆,长角龙,NGC XF Details (有清洗),#6374404-006,布威纳博士旧藏。Chihli Province, Pei Yang Mint, silver $1, Year 23 of Guangxu (1897), long dragon horns variety, (LM-444), NGC XF Details (Cleaned), Cert. #6374404-006. Dr. Werner Burger Collection.
光绪二十三年(1897)北洋机器局一圆,长角龙,NGC XF Details (有清洗),#6374404-006,布威纳博士旧藏。Chihli Province, Pei Yang Mint, silver $1, Year 23 of Guangxu (1897), long dragon horns variety, (LM-444), NGC XF Details (Cleaned), Cert. #6374404-006. Dr. Werner Burger Collection.