Poland 1655-AT 18 groszy
This specimen was lot 7100 in Stack's Bowers NYINC sale (New York, January 2017), where it sold for $129.25. The catalog description noted, "POLAND. 18 Groszy (Tympf or Ort), 1655-AT. Krakow Mint. John II Casimir (1649-68). NGC VF-30. A die variety which does not appear to match any listed issue. Toned, one small edge flaw." This denomination, struck in various styles 1650-86, seems to be unique to Poland. The SCWC notes that it traded for a quarter thaler. This style comes in numerous varieties and assayer's initials, including 1655-MW, 1655-IT, 1655-AT (shown here) and 1655-SCH.
Recorded mintage: unknown.
Catalog reference: KM-88.1; cf.Parchimowicz-1635a.
- Cuhaj, George S., and Thomas Michael, Standard Catalog of World Coins, 1601-1700, 6th ed., Iola, WI: Krause Publications, 2014.
- Ponterio, Richard, The January 2017 NYINC Sale: Ancient Coins, World Coins & Paper Money, featuring the Richard Stuart Collection, Santa Ana, CA: Stack's Bowers LLC, 2016.