CHU: Qian Feng, 925-951, iron 10 cash (21.27g), H-15.62, qian feng quán bao, with tian above on reverse, Fine. According to the histories, because there was much lead and iron in Hunan, Ma Yin took the advice of his minister Gao Yu to cast lead and iron coins at Changsha in 925. One of these was worth ten copper cash, and their circulation was confined to Changsha. Merchants traded in these coins, to the benefit of the State.
Estimate: USD 150 - 250