Friedrich Wilhelm, the Great Elector.
Ducat 1686 LCS, Berlin.
Extremely rare.
Attractive piece.


Maximilian II.
Ducat 1855.
Only a few pieces are known.
Extremely fine-uncirculated.

Ferdinand Albrecht I.
Löser in the weight of 4 Reichstalers 1670, Clausthal.
Extremely rare.
Attractive piece.

Friedrich Adolf.
5 Ducats 1711, Detmold.
Only known piece.
Extremely fine-uncirculated.

6 Ducats, n. d. (1765-1790), with the title of Joseph II.
NGC MS 62 PL.
Extremely rare.
Attractive piece from polished dies.
Almost uncirculaed.

Johann Adolf, 1590-1616.
Portugalöser (10 ducats) n.d., Eutin.
Extremely rare and of particular
significance in monetary history.
Attractive piece.

Leopold I, 1657-1705.
20 Ducats, n. d. (after 1666), Hall,
by M. König.
Extremely rare.
Almost extremely fine.

Archive: People and Markets
How AI Is Transforming Numismatics
Can entire numismatic reference books be written by artificial intelligence? Are ChatGPT and similar technologies becoming competitors for news portals, specialist publishers, and PR agencies? What can AI truly achieve? We put it to the test.
Data Breach During Sale of 2-Euro Coin in Cyprus: How to Avoid Server Crashes
Cyprus wanted to celebrate the 20th anniversary of its EU membership with a 2-euro coin – but the party turned into a fiasco. Even before the start of sales, the server crashed; at times, customers could see the data of other buyers, and to this day, it is unclear whether the central bank will make another attempt to sell the coins.
Archive: Coins, Medals and more

Coins and Medals of the Popes: Representatives of the Catholic Church
Since the 16th century, people throughout Europe have collected coins and medals of the popes. Papal issues were often intended to be collectibles rather than a means of payment. Künker presents a little introduction to this fascinating subject.

Courageous Girls in the Coin Wonderland
Gabriele Sturm illustrates how courageous heroines from children’s and young adult literature are depicted on modern coins.













The Economy Museum St. Louis Fed
Learn about the economy and currency in a fun and interactive way. Compete to make the most money in a simulated trading pit game. The Economy Museum at the St. Louis Fed offers over 100 games, exhibits, currency displays and videos. Read what expect you there.
Peter K. Tompa Appointed as New IAPN Executive Director
The International Association of Professional Numismatists (IAPN) has a new Executive Director: Peter K. Tompa succeeds Jean-Luc Van der Schueren.