The kind of coins is determined by the details from the obverse:
Obverse: the sign "ММД"thickened and is located to the left relative to the normal position.
There are 4 varieties of pieces Б, each of which is determined by the direction of rubbing of the obverse and reverse.
There are additional signs, the so-called "chips" for this species (unit Б4):
1. The presence of traces of impact on the obverse and the reverse (highlighted in red). The photo shows not all.
2. The presence of "stars" (microsec) from "constellations "Alaska" on the reverse (highlighted in blue). The "star" lines are conventionally connected in a "constellation". The presence of all six "stars" is not mandatory. The presence of the split is not mandatory.
The degree of rarity - 3
No. 52g for specatular Aleksander Stashkin
YuK - pieces Б4
AS - pieces Б4
Added and provided photo By: lazer10