Obverse
Coat of arms of Poland divides date, denomination below, country name along rim
Lettering: POLSKA RZECZPOSPOLITA LUDOWA 19 78 MW ZŁ 100 ZŁ
Reverse
Beaver on grass.
Lettering: OCHRONA ŚRODOWISKA PRÓBA
Extended information
Year
Denomination
Currency
Metal
Nickel
Krause catalog
KM# Pr330
Weight
15.8 g.
Diameter
32
mm.
Alignment
Medal ↑↑
Shape
Round
Edge
Plain