A gold coin of Brunswick which takes its name from Charles Wil- liam Ferdinand (1780-1806). It was usually computed the same as the Pistole, i.e., at five Thaler in gold. The name was retained, after the death of Duke Charles, until the end of 1834. when a new mone- tary system went into effect. The name is sometimes written Karl d'or.
See Also: Carl d'Or
Source: Frey's Dictionary (American Journal of Numismatics, Vol. 50, 1916)