Poland
20th century - Second Republic of Poland (1918-1939)
National eagle in a rim of stylized grain ears, FOR-LONG-TERM SERVICE, on the reverse side a laurel branch with XX on it, next to it the mint's signature, on the rim the mint mark and Ag 0.950 struck
sterling silver, 35.0 mm, 21.46 g, together with a ribbon and a transmitting paper envelope, medal slightly rubbed