This category contains numizmatic books and articles in pdf. Books in pdf are displayed in 3 directions: Catalog of coins of the USSR and Russia from 1918 to the present day, Catalog of coins of Russia before 1917 and Catalog of banknotes of Russia 1769- to the present day. There is only one article so far, and it is called Secret numbers on banknotes of the 2010 modification. It is best to place an electronic product in a separate order. You can download the product using the link from your email or from your personal account in our store after confirming the payment for the order.