History of gold coins
Gold coins at all times were considered something akin to God. People fought for the wealth and possession of countless gold coins in their treasury. Gold is the most precious…

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The ruble of Emperor Constantine I from the Romanov dynasty
The most important mystery of this coin is that there has never been such an emperor like Constantine I, but there was a ruble of Constantine I! Not a single…

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What is now in price on the numismatic market
The dollar is falling, and the ruble is growing stronger. Especially - old. Antique coins are sold at auctions for "big money". So, at the Gelos auction before the new…

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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

Old Russian monetary system
For quite a long time, the fact has been noticed that treasures belonging to the period from the 9th to the 11th century contain quite a lot of fragments and…

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Coins of Ivan the Terrible
A small miniature from the Russian annals of the 17th century depicts the process of making coins. From this it is known that silver billets were first smelted in a…

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The first banknotes of the Northern Black Sea coast
In the early stages, after the settlement of settlements by Greek colonists in the Northern Black Sea region, exchange and trade with local tribes were conducted by means of “barter”…

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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…

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