定義

• This, strictly speaking, is not a coin but a commemorative medal is- sued when a pestilence or plague ravaged a district, or immediately thereafter. There are well known specimens for Breslau, Bamburg, Erfurt, etc., the majority of which were struck in the sixteenth century.

資源

• Frey's Dictionary (American Journal of Numismatics, Vol. 50, 1916)

人际关系