Peter I reform
Everyone knows that Peter the Great was a great reformer. Among his innovations, we can highlight the fact that he first came up with the idea to celebrate the New…

Continue reading →

Valuable coins of the era of Paul the First
Despite the fact that there is an enormous amount of coins all over the world, it is the coins of pre-revolutionary Russia that deserve a lot of attention, differing not…

Continue reading →

Coins of the era of silver crisis
On the territory of the Muslim East, as well as in medieval Europe, coins were one of the ways and means of exploiting the lower classes. The social groups that…

Continue reading →

moisture on the coin

Coin cleaning rules

No matter what metal coins are made of, there are a number of general rules that must be observed when cleaning their surface from contamination.

In no case do not immediately dry-clean the coin. Their surface is usually not evenly polluted, and the reagent can react with the metal in areas where there is less dirt, while other areas will still need to be cleaned. Therefore, the mechanical cleaning of the coin is first applied.

To start this process will need water. Pay special attention to the fact that not all water is suitable for cleaning coins. Continue reading

Coins of the island of Svalbard
A little story of a small place. Svalbard is a set of islands that are located in the area of ​​the Arctic Ocean. In 1920, these islands joined Norway. At…

...

Gold coin collecting
Since ancient times, gold coins are a unique collectible item. You can browse through many special catalogs in which hundreds, or even thousands of coins are counted. Such coins have…

...

The oldest coins of Russia
Trade relations in Ancient Russia emanated entirely from foreign coins, first East European, and then West European. Among the variety of dirhams and denarii there are also such rare and…

...

The history of coinage of antique coins
After the minting of the first coins was mastered, it is necessary to somehow simplify this rather complicated procedure. And the solution was soon found and put into practice. Approximately…

...