笔者在太湖余昌飞先生处 ,见其收藏的咸丰钱中有一枚紫铜宝巩局咸丰元宝当千大钱 ,经其同意 ,予以介绍。该钱大而厚重 ,品相完好 ,与《咸丰泉汇》大字阔内郭大钱相似。该钱径 63、厚 4毫米 ,重 90克 (如拓 )。紫铜宝巩局咸丰元宝当千大钱@孟滢 Mr. Yu Changfei in Taihu Lake at the author, see the collection of Xianfeng money there is a copper treasure Gongxian Xianfeng ingot when thousands of big money, with its consent, be introduced. The money is big and heavy, the goods are in good condition, and “Xianfengquan Department” is similar to Guo Daqian in the big character. The money diameter 63, 4 mm thick, weighing 90 grams (such as extension). Treasure Bureau Bao Xian Xianfeng ingot when thousands of money @ Meng Ying