Michel # 717A; Scott # 685; Stanley Gibbons # 871; Yvert # 539;
The Common Chimpanzee .
Pan troglodytes.
Color:
multicolored
Date of Issue:
14.05.1975
Face Value:
1 GNS
Designer:
no information
Stamp Size:
36 × 36 mm.
Stamp Quantity:
no information
Perforation:
13½