We have english version of catalog here http://coinsmoscow.ru/pn18074

Features of the 20th edition:

- fixed previous errors - Added varieties to the section on varieties of USSR commemorative coins
- Non-magnetic 50 kopecks have been added to the 50 kopecks section 2006-2015 10 kopecks 2005 M (introduced an additional spread)
- Added information about 1 ruble 2010 SPMD non-magnetic version.
- Added information about 10 kopecks 2005 SP with unedged grain.
- Added information about 1 kopeck 2004 M with unedged grain and 1 kopeck 2004 M with one rein.
- Added more detailed information about the difference in plating and electroplating on 5 kopecks 2008 M.
- New items have been introduced for 2023 and 2024, which were released at the time of the catalog release.
- prices for most of the material have been edited; in general, an increase in prices for almost all coins has been noted.
- New defects have been added to the “Types of Defects” section, plus the described coins have been regrouped.
- The section of modern mint coin sets has been replenished, prices for them have been edited.
- A plan for the release of coins for 2024 and 2025 has been introduced. 

Entire catalog description:
Description of the entire catalog:
- The most affordable and the most complete catalog on the coins of the USSR and Russia in terms of the presence of pictures and information.
- The commemorative coins sections contain images of all coins.
- In the sections of regular minting, the images are arranged by type, taking into account changes in the design on the coin. For example, if the coat of arms changed in the coins of the USSR (ribbons were added in the coat of arms), then the pictures of the varieties are present.
- Added images of large varieties in the coins of the USSR and Russia.
- Circulation of coins of the USSR
- Images of defective coins
- Varieties of coins of Modern Russia with photos and arrows!
- In the sections with coins made of precious metals, in the tables opposite the name of each coin, the weight of the coin, diameter, weight of pure metal, fineness, minting method, price, etc. are immediately indicated. Under each table, there is additionally information about the thickness and edge of the coin.
- Coins in the catalog are sorted by chronology. From old times to modern Russia.
- The catalog contains information on regional issues of coins of the USSR
- Information about coins that will be issued in the future has been posted, as well as an estimated price for them.
- For the convenience of using the catalog, the name of the section in which you are now is placed on the top and side plates of each page.
- The catalog contains additional materials - links to videos, where you can see the described coins "live".
- Laminated cover with increased wear resistance
288 pages
ISBN 978-5-6050224-2-8