Coins and medals of the colonial countries (XVI-XXI centuries)
While in some countries, for example, in China or Japan, money in the form of coins was used for a long time, most of the Asian, African and American continents…

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Valuable little thing. How to make money on investing in rare coins
Rare coins can grow in price by hundreds of percent over ten years. What influences their value and how to find assets attractive for investment in this market? Old coins…

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Where can I sell coins on the Internet
If the “old” coin collectors still prefer to sell and buy coins for the collection “from hand to hand”, then collectors of the 21st century have been doing this for…

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COIN NOT ON POCKET
This coin really can not afford neither in size nor in weight. She appeared in the reign of Catherine I. True, her institution was not original. In the first half…

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countless small coins

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

Vintage German coins and medals

Coinage in the territory of the German state from the end of the Middle Ages (XV century) and until the introduction of the imperial state currency in 1871 is without doubt one of the most versatile and diverse areas of coin collecting.
While other European countries, such as England, Spain or France, by the end of the Middle Ages became national states in which coinage was carried out centrally, Germany until the founding of the Empire after the Franco-Prussian War (1870-1871) remained geographically heavily fragmented. Continue reading

Roman coins (III century BC - V century AD)
The Roman Empire dominated most of the ancient world known to us for over 500 years and exerted a decisive influence on the economy, art and culture of Europe in…

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Coins and coin type of ancient Greece
The stamp imprint on the coins is the seal of the country or city that issued it. The drawings and inscriptions on the coins represent the most important concept of…

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