Michel # 236; Scott # 137; Stanley Gibbons # 246; Yvert # 145;
The Wilverth's Mormyrid .
Hippopotamyrus wilverthi.
Color: multicolored
Date of Issue: 06.04.1971
Face Value: 30 CFA
Designer: no information
Stamp Size: no information
Stamp Quantity:no information
Perforation: 12½:12¾