Michel # 1221; Scott # 1153; Stanley Gibbons # 1240; Yvert # 1064;
The Bearded Vulture .
Gypaetus barbatus.
Color: yellow, sepia and blue
Date of Issue: 31.03.1961
Face Value: 1 Lv.
Designer: Vl.Korenev, ?. Velev, V.Tomov
Stamp Size: no information
Stamp Quantity: 500 000
Perforation: 10 ¾