Russian Copper Coins late XIV-XVI centuries.

The study of Russian copper coins XV-XVI centuries. It puts the researcher a number of outstanding issues related to their typology, dating, quantitative ratio of silver money, territorial spread beyond the cities that minted. Written sources, indicating the presence in the Russian monetary system XV-XVI centuries. copper money scarce and contradictory, and do on the basis of their specific findings is difficult. Therefore, the main source of the subject are set in the coins themselves.