U.S.S.R. 50 Kopecks 1967 Comm. KM139 VF

Country: U.S.S.R.
Denomination: 50 Kopecks, Commemorative Issue
Subject: 50th Anniversary of the October Revolution
Year of issue: 1967
Composition: Copper-Nickel
Weight: 6.45 g
Diameter: 25.00 mm
Catalog no.: KM# Y139
Grade: VF (Very Fine), please check the scans 
Reference: Standard catalog of World Coins (Krause-Mishler) 
Note: The pictured coin is the one for sale.