A coin made in advance for testing purposes. Often such pieces were not made of the later used expensive metal and thus differed from the later coins in circulation. As such specialities, they are highly sought after by collectors today. – See minting error, moneystone, squeezed, gold scale, curant coin, coin paradox, coin care, numismatics, numismatography, knurling, reedium, reverse, Scheidemünze, smelting furnace, wardein.
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University Professor Dr. Gerhard Merk, Dipl.rer.pol., Dipl.rer.oec.
Professor Dr. Eckehard Krah, Dipl.rer.pol.
E-mail address: info@ekrah.com
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