When Cologne Almost Became Calvinist

In 1582, the Archbishop of Cologne converted to the Reformed faith. Not for religious reasons but because he wanted to marry his beloved. This triggered a war. In its anniversary auction 350, Künker offers a 2 1/2 taler piece of this bishop.

Anselmo Banduri: Researcher on the Coinage of Late Antiquity

In 1702, the Benedictine monk Anselmo Banduri published a monumental work on the coinage of late antiquity. His work has been fundamental for further research. Now a specimen is being offered at an auction of Münzen & Medaillen GmbH.

What You Need to Know About 2 Euro Commemorative Coins from Belgium

Do you also find 2 euro commemorative coins from Belgium in your cash every now and then? However, if you want Belgian euro coins to be true marvels in your collection, you have to choose a different way. Numiscontrol explains how to collect and what to look out for.

Politics, Religion and Divine Retribution: The Failed Ambitions of William II of Orange

In its anniversary auction sale 350, Künker offers a medal by Sebastian Dadler, which deals with the failed ambitions of the Stadtholder of the Netherlands: he would have liked for the Eighty Years’ War to go on for a bit longer.

The 1933 Double Eagle Is Again The Most Expensive Coin of the World

The 1933 Double Eagle from the Stuart Weitzmann Collection was sold by Sotheby’s for $18.9 million. This specimen is the only of its kind authorized by the U.S. Government for private ownership and now for the second time the most valuable coin of the world.

Finally – Or: Duke Augustus Celebrates His Birthday

Lösers were more than representative coins. They played an essential role in court ceremonials that took place on special occasions. The löser rarities of the Friedrich Popken Collection, which will be auctioned off at Künker on 29 June 2021, illustrate this function.

What Are Mining Issues? Mining Prior to the Industrial Revolution

If you mint coins, you need metal. The minting techniques employed for this were technical breakthroughs and closely linked to advances in engineering. So-called mining issues bear witness to this. Wilhelm Müseler tells their story.

Popular Rarities: Estonia’s 2 Euro Commemorative Coins

You probably hardly ever come across euro coins from Estonia in circulation. Our expert numiscontrol explains which Estonian 2 euro commemorative coins you should hunt down during your treasure hunt.

Akbar – Ruler of the Mughal Empire Part 2

Akbar ruled over an empire on the Indian subcontinent. Administering it was a daunting task, and Akbar introduced loads of reforms. Read on to find out how the outstanding skills of his mathematicians helped him, and what this has to do with his coinage!

Finding Treasures in Your Change: The “Turning” Stars

Did you find German euros in your change? They might be worth a fortune. Just look at the stars! If they are turning, the coin will be worth some thousand euros. Our author numiscontrol explains which types of these coins exist and what they are worth.