The book is devoted to the study of the monetary circulation of Ancient Rus' in the medieval era. The first part of the publication consists of the monograph “Monetary Weight Systems of the Russian Middle Ages,” published in 1956 and which has long become a bibliographic rarity. The second part contains articles reflecting the history and processes of formation and development of the monetary system of Novgorod in the X-XIV centuries, as well as the organization of Novgorod coinage in the XV-XVII centuries. The book is intended for numismatists, historians, archaeologists and anyone interested in numismatics. In design The binding uses a treasure trove of Novgorod minted coins from the first half of the 15th century, found in Novgorod in the spring of 2008 (photo by S. V. Troyanovsky)