Celtic Coins (III-I century BC)
The name "Celts" was first mentioned by the Greek historian Herodotus (Greek "keltoi" means "brave"). At one time, the Celts were scattered throughout Northern Europe, although it was never a…

Continue reading →

German coins since 1871 - from Reichsmark to Euro
With the adoption of the constitution of the German Empire on April 16, 1871, responsibility for the currency of the empire passed from individual federal states to the government of…

Continue reading →

What is the cost of silver coins of Tsarist Russia
We can safely say that silver coins of tsarist Russia of 1700 - 1917, will definitely be able to delight everyone, even the most fastidious and demanding coin collector, otherwise…

...

Coin Albums
Many numismatists with a sense of satisfaction recall the old days, when doing coin collecting, they could buy coin albums in almost any store in the country, which over time…

...

soda solution

Cleaning of old coins

The purpose of this message is to acquaint interested readers with the most simple and safe methods of cleaning coins, which the author can recommend based on his many years of experience in the restoration of an archaeological metal at the State Hermitage Museum. Clearing coins is one of the crucial types of restoration, it is important for their study, dating, identification and storage. Ancient coins made of silver and copper alloys, found in treasures or in other archaeological excavations, most often enter the restoration workshop highly corroded, and sometimes completely mineralized. Under the action of water and salts, copper is destroyed in the soil to form green carbonates and chlorides, red cuprous oxide and black oxide. Continue reading

German coins since 1871 - from Reichsmark to Euro
With the adoption of the constitution of the German Empire on April 16, 1871, responsibility for the currency of the empire passed from individual federal states to the government of…

...

About buying coins
Until recently, buying up coins and their further resale could be quite a successful small business. This is especially true of the 90s, when people, without getting paid for years,…

...