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Coin Care in Simple Terms. Part 3: Special Cases Precious Metals and Slabs
Today we look at the special cases on washing day. What needs to be considered in the case of particularly valuable precious metal coins? Furthermore, numiscontrol subjects slabbed coins to a mercilessly tough extreme test.
Coin Care in Simple Terms. Part 2: Washing Day
If you collect coins, you have to treat your pieces with care. Today is washing day! numiscontrol explains which treatment the different metals of your favourite pieces need, what the perfect water temperature is and much more.
Coin Care in Simple Terms. Part 1: The Basics
If you collect coins, you will have to treat your pieces with care. numiscontrol explains how to deep clean your objects on a shoestring with common household accessories and what to keep in mind on the numismatic washing day.
Performance of the First Vatican Euro Coins. Part 2
When euro coins were introduced in 2002, Vatican coins were considered a safe investment. Today, our expert numiscontrol checks whether 2 euro commemorative coins and numis covers met the expectations.
Performance of the First Vatican Euro Coins. Part 1
When euro coins were introduced in 2002, Vatican coins were considered a safe investment. Our expert numiscontrol checked whether the objects met the expectations.
Graff, Reiner
Reiner Graff (*1961) is a freelance journalist, numismatist and local historian. Under the pseudonym numiscontrol, he has been one of our regular authors ever since CoinsWeekly was published for the first time in 2009.
Errors on zero euro notes. Part 2
Errors, failures and bad luck – that is what Numiscontrol discovers taking a look at the popular zero euro notes. Actually, this is a good thing for collectors, but in this overview, he takes the liberty to make a few critical remarks.
Errors on zero euro notes. Part 1
It could be a collection area of its own, all the embarrassing shortcomings and errors that occurred within the frame of the feverish production of the popular zero euro notes in an eagerness to satisfy demand. Numiscontrol gives an overview divided in two parts.
A numismatic soccer dream?
Will Germany win the soccer world cup 2018 and celebrate the victory with a collector coin? In 2016, a possible German victory in the European championship was actually the theme in a competition. Read some thoughts on that by numiscontrol.
Gerd-Volker Weege (1945-2018)
On May 13th, 2018, Gerd-Volker Weege, owner and editor-in-chief of “money trend”, passed away after a serious illness. Numiscontrol remembers a dedicated and unconventional, thus sometimes even unpleasant, but nonetheless appreciated colleague.