Michel # 2521; Scott # 2232; Stanley Gibbons # 2508;
The Silver-washed Fritillary .
Argynnis paphia.
Color: multicolored
Date of Issue: 22.08.1977
Face Value: 6.90 Zl
Designer: no information
Stamp Size: no information
Stamp Quantity: 1 302 000
Perforation: 11