Issuer: Poland
Date: 12/4/1997 (1997 sheets)

INCOMPLETE

Block 1 (4, 2 x 2)
1, 1: 50g d=Tadorna tadorna (1997 Poland)
1, 2: 50g d=Mergus merganser (1997)
2, 1: 50g d=Gallinago gallinago (1997)
2, 2: 50g d=Gallinula chloropus (1997)



External links:
Colnect 199430..ung_waterbirds


Record of changes