Michel # 53; Scott # 53; Stanley Gibbons # 53; Yvert # 53;
	The Blue Shark . Prionace glauca.
	Color: emerald & black
	Date of Issue: 15.04.1961
	Face Value: 50 c
	Designer: no information
	Stamp Size: no information
	Stamp Quantity:no information
	Perforation: 13

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