Michel # 431; Scott # 471; Yvert # 322;
	The Western Green Mamba . Dendroaspis viridis.
	Color: multicolored
	Date of Issue: 15.05.1967
	Face Value: 20 GNF
	Designer: no information
	Stamp Size: 49 × 25 mm.
	Stamp Quantity:no information
	Perforation: 13½

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