Michel # 2855; Scott # 2263; Stanley Gibbons # 3041; Yvert # 2723;
The Eurasian Beaver .
Castor fiber.
Color: multicolored
Date of Issue: 16.09.1991
Face Value: 4 F
Designer: Durrens
Stamp Size: 26 × 36 mm.
Stamp Quantity: 7 884 441
Perforation: 13½ : 12¼