Examples of the type

Picture 1 of the example of 1 Cash - Hongwu (Tongbao) Picture 1 of the example of 1 Cash - Hongwu (Tongbao)
© SGreg85 (CC BY-SA)
ND (1368-1393) – (en) Hartill#20.57: Tong with one dot
24 mm • 3.23 g