Michel # 1054A; Scott # 884; Stanley Gibbons # 1024; Yvert # 821;
	The Great Ribbed Cockle . Cardium costatum.
	Color: multicolored
	Date of Issue: 13.07.1974
	Face Value: 40 CFA
	Designer: no information
	Stamp Size: 25 × 40 mm.
	Stamp Quantity:no information
	Perforation: 14

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