Wiardunek
Template:Short description The Wiardunek (also referred to as wiardunk, czwartak or ferton; Template:Langx,Script error: No such module "Footnotes".Script error: No such module "Check for unknown parameters". Template:Langx) was a Mediaeval Central European unit of mass most widely used in Poland and Germany.Script error: No such module "Footnotes".Script error: No such module "Check for unknown parameters". Wiardunek was also used as a unit of account, and as a such as commodity money.
As a unit of mass 1 wiardunek (ca. 49 g) was equivalent to 1/4 of grzywna.Script error: No such module "Footnotes".Script error: No such module "Check for unknown parameters". Two ounces made up one wiardunek, and in turn each ounce consisted of two lots.
As a unit of currency, the wiardunek was introduced probably around 14th century, first in Bohemia and then in other Central European states.Script error: No such module "Footnotes".Script error: No such module "Check for unknown parameters". This usage followed the same scheme as for other commodities, that is 1 wiardunek of pure silver was equivalent to 1/4 of grzywna, which in turn was composed of 64 groschen.Script error: No such module "Footnotes".Script error: No such module "Check for unknown parameters". This usage was true regardless of changes in overall weight of grzywna, which was the basic unit of mass in this system.Script error: No such module "Footnotes".Script error: No such module "Check for unknown parameters". Template:Asbox
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