Features storage collections of coins and stamps
Among other types of collecting, collecting coins is among the most complex and costly. Initially, the collection begins with a small number of valuable items, which quickly increases over time.…

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Coins of three eras and their manufacturing techniques
It happens that determining the place and specific time of minting coins of medieval Russia is quite problematic to establish. This is due to the fact that the medieval coins…

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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…

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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…

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toothbrush and ordinary soap

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

Greco-Bactrian rulers and their coins
The history of the dynasty of the Greco-Bactrian empire, as recorded on the coins, of a powerful state that was located in the upper regions of the river, now known…

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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…

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Coin Albums
Many numismatists with a sense of satisfaction recall the old days when, when they were engaged in collecting coins, they could buy albums for coins in almost any store in…

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